Practice Test


1) There are about __________ species of flowering plants.


2) The study of external structure of an organism or an organ is called


3) _________ is the study of internal structures of an organism.


4) Descending part of the plant axis is


5) The tender apex of the root is protected with


6) In many hydrophytes like _________ root cap is replaced by root pocket.


7) Root, stem and leaves are the ________ parts of a plant.


8) ________ system of a plant is positively geographic.


9) Root system develops from


10) _________ helps in longitudinal growth of root.


11) Which region of the root lies close to the stem ?


12) Lateral root also develop from the region of


13) Zone of elongation in a plant root is concerned with


14) A root can be differentiated from the stem because of the absence of


15) Roots of ______ become fleshly or swollen due to the storage of food material.


16) After becoming green, roots of ________ manufacture food by photosynthesis.


17) Roots that grow from any part of the plant body than the radicle are called


18) Pneumatophores are the characteristic of


19) Pneumatophores are


20) Velamen absorbs moisture from


21) In sunflower, the root system is


22) Epiphytes depend upon other plants for


23) Vanda shows


24) Velamen tissue is present in the root of


25) Additional roots given out by maize plants are


26) Wheat shows the presence of _______ root system.


27) Roots arising from horizontal branches of a tree is called


28) Pneumatophores occur in the plants of


29) Tap root is a direct prolongation of


30) Pneumatophores help the plant in


31) Napiform roots are


32) Adventitious roots develop from


33) Rhizophora shows the presence of


34) ________ are negatively geotropic.


35) ___________ process lenticels for gaseous exchange.


36) In which habitat is Heritiera found ?


37) Roots of _________ take part in vegetative reproduction.


38) Dahlia and Asparagus have _________ root.


39) In the Indian botanical garden, _________ tree is 200 years old.


40) Banyan tree present in the Indian Botanical Garden, Howrah has nearly _________ prop roots.


41) In plant like ________, roots grow in whorls from lower nodes.


42) Which of the following pair of plants possess stilt root ?


43) Climbing roots occur in


44) Epiphytic root is also called ________ root.


45) Which of the following plants possess parasitic root ?


46) Root pockets are present in


47) The region of a root which is responsible for absorption of mineral salt is


48) Root hairs are produced by


49) The region of root which helps in fixation of plant body in the soil is


50) The tap roots system, lateral branches of roots are produced in


51) The roots which do the function of photosynthesis is / are


52) The root which is broad at the base due to storage of food and tapers gradually towards the apex is called


53) Name the plant\s among the following in which roots are positively phototropic and perform the function of respiration.


54) Fasciculated tuberous roots are present in


55) Banyan tree shows ________ roots.


56) Epiphytic roots are spongy due to the presence of


57) Which of the following roots is called assimilatory root ?


58) Vanda shows which type of roots ?


59) Viscum album is a


60) The multicellular outgrowth produced from epidermis are


61) The root of partial parasite Viscum album penetrate only ________ elements of the host to absorb________.


62) The thick roots that hang down from the banyan tree are called


63) Stilt roots are found in


64) The function of velamen is


65) Haustoria or sucking roots are observed in


66) Multiple root cap is present in


67) In which of the following roots, is food stored ?


68) A fibrous root system is adapted better than the tap root system to perform the function of


69) Fibrous roots develop in maize from the


70) The rhizome differs from root in respect of


71) Stem develops from


72) Stem grows towards


73) Part of plant body which bears nodes and internodes protected by several immature leaves is


74) Stem is


75) A bud which develops at any place other than the stem apex or leaf axil, is called


76) A bud present at the stem apex is called


77) A bud present at the axil of the leaf is called


78) A bud which can develop into a flower is known as


79) Bulbil is a modified bud meant for


80) Amorphophallus is an example of


81) A ginger plant has an underground stem called


82) Potato is an underground stem because it


83) Food present in bulbs occur in


84) ______ is a scaly bulb.


85) The primary function of stem is


86) Thorn is a stem structure because it


87) Thorn in Bougainvillea is a modified


88) Colocasia is the example of


89) Runner is a/an


90) Rhizome differs from roots as it is


91) The stem modified to perform the function of a leaf and having many internodes is called


92) Which of the following is not an underground stem ?


93) Phylloclade is the modification of _______ for photosynthesis.


94) Stem developing below the soil is called


95) Cynodon dactylon is an example of


96) Stolon arises from the base of


97) Sucker is called underground runner as it


98) In Passiflora, _______ is modified into tendril.


99) In Vitis, _______ is modified into tendril.


100) In Cucurbita ________ bud is modified into tendril.


101) Which one of the following is a xerophytic plant in which the stem is modified into flat green and succulent structure ?


102) Phylloclade is thick, fleshy, and succulent in


103) Phylloclade is cylindrical in


104) In Asparagus,


105) In Dioscorea,


106) Stem modified into flattened photosynthetic structure is called


107) Potatoes are cultivated by


108) Zingiber officinale is a _______ modification of underground stem.


109) Succulent and cylindrical stem is found in


110) Function of lenticels is


111) The largest terminal bud is


112) Bud is an


113) The bud which appears at places other than the node is called


114) Among the following, which function/s are performed by underground stem ?


115) Underground stem can be differentiated from roots by the


116) The stem which grows horizontally under the surface of soil and stores the food is


117) If the growth of rhizome takes place with the help of the lateral bud, it is described as


118) Tubers differ from rhizome because


119) In onion and garlic which part stores the food ?


120) Out of the following which is tunicated ?


121) Runner of aquatic plant is called


122) Find out the wrongly matched pair.


123) A pair of lateral outgrowth present on either side of axillary bud are called


124) A horizontal underground stem is


125) Most reduced form of stem is found in


126) Function of stem is


127) Stem found in water is called


128) In Dioscorea, vegetative reproduction is brought about by


129) The edible part of potato is


130) Offset is observed in


131) Example of corm is


132) Which one of the following is a modified stem that performs photosynthesis ?


133) A branch which grows horizontally below the soil and then comes above the soil obliquely is called


134) When the stem is modified into green leaf like structures it is called


135) In Asparagus, the branches are modified into


136) The part of leaf attached to the stem or branch is known as


137) The part of leaf attached to the stem or branch is known as


138) The part of leaf connecting the lamina with branch or stem is called


139) The largest, green and flattened expanded part of the leaf is called


140) The lateral outgrowth at the base, on either side of axillary bud is called


141) Leaves help in


142) The leaf with petiole is called


143) The leaf without petiole is called


144) Reticulate venation is seen in


145) Parallel venation is seen in


146) In Opuntia the entire leaf gets modified into


147) In Acacia, _______ get modified into spines.


148) In wild pea, ________ is tendrillar.


149) In Pisum sativum, ___________are tendrillar.


150) In Goriosa, only _________ modifies into tendril.


151) in Smilax, __________ become tendrillar.


152) In Bignonia, terminal leaflets are modified into


153) In Acacia, _______ get modified to perform photosynthesis.


154) The arrangement of the leaves at a node on the stem is called


155) Smilax possesses


156) The tendrils of sweet pea plant are modified


157) Leaves arise from which part of a plant ?


158) Which of the following shows leaf hooks ?


159) Thalamus consists of ________ nodes and _______ internodes.


160) Thorns with leaves and flowers are found in


161) Leaf tip tendrils are found in


162) In which plant is the entire leaf modified into small, stiff, pointed structure called spine ?


163) Which statement is TRUE about xerophytes ?


164) A typical foliage leaf consists of


165) The leaves which are with stipules are called


166) The arrangement of veins and veinlets on the lamina is known as


167) Function of veins in plant leaves is to


168) What is NOT TRUE from the following ?


169) Stipules are


170) When the petiole becomes flat, green, leaf like structure, it is known as


171) Alternate phyllotaxy is observed in


172) If more than two leaves are produced at each node, it is described as


173) When one pair of leaf is placed at right angle to the next pair of leaf, it is said to be ______ phyllotaxy.


174) Ocimum and Calotropis show what type of phyllotaxy ?


175) Nerium shows ________ type of phyllotaxy.


176) A leaf is modified into phyllode in


177) When a flower is produced singly, it is called


178) When a flower is produced in a group, it is called


179) The peduncle is a/an


180) The stalk of an inflorescence is called


181) ______makes the flowers more conspicuous.


182) Inflorescence improves the chances for


183) The function of inflorescence is


184) Racemose inflorescence is found in


185) In racemose inflorescence, the order for opening of flower is


186) In racemose inflorescence, the flowers are arranged in ________ order.


187) In cymose inflorescence, the flowers are arranged in ______ order.


188) In cymose inflorescence having receptacle the order for opening of flower is


189) A modified condensed shoot specialized to carry out sexual reproduction is


190) A flower, like a vegetative shoot may develop in the axil of a small leaf called


191) Flower produced on the stalk is called


192) The terminal end of the pedicel is swollen and represents floral axis is called


193) Calyx and corolla are


194) Androecium and gynoecium are


195) ______ are the accessory whorls of flower.


196) A flower having all the four floral whorls is called _______ flower.


197) A flower having both the essential whorls is called _______ flower.


198) A flower having only one of the two essential floral whorls, is called _______ flower.


199) When both the essential whorls are absent, the flower is said to be


200) When a plant possesses only one type of unisexual flower, it is called


201) When a plant possesses both the types of unisexual flowers, the plant is called


202) When the petals and sepals are inserted below the ovary, the condition is called


203) In perigyny condition,


204) Epigynous flower has


205) The individual members of calyx are called


206) The individual members of corolla are called


207) The individual members of perianth are called


208) Keel is characteristic of the flowers of


209) The technical term used for the androecium in a flower of China rose is


210) When the margins of petals overlap each other in regular manner, it is described as ________ aestivation.


211) In which type of aestivation is the petal arrangement on external, one internal and three partly external and one partly internal seen ?


212) When a single ovule is borne at the base of a unilocular interior ovary, it is described as ________ placentation.


213) Bilaterally symmetriacal flower means


214) When the sepals are free from one another, it is described as


215) When the petals are free from one another, it is called


216) When the petals are united or fused with one another it is known as


217) Sometimes sepals are modified into hairy structures called


218) In some flowers, calyx and corolla are morphologically similar. They are together called


219) When sepals fall just after opening of the flower, they are termed as


220) When sepals survive till the withering of petals, they are termed as


221) When sepals remain even after fruit formation, calyx is called


222) A flower which can be divided into two equal halves in only one vertical plane is called


223) When the margin of sepals or petals are either in contact or lie close to each other but do not overlap, the aestivation is said to be


224) In Cassia, aestivation is


225) In China rose, aestivation is


226) In pea and bean, aestivation is


227) In Datura, aestivation is


228) _______ is the male reproductive whorl.


229) Each individual member of an androecium is called


230) When the gynoecium is present at the topmost position of the thalamus, the flower is known as


231) When the flower is hypogynous, the ovary is said to be


232) When the thalamus is cup-shaped with the ovary in the centre of it, the flower is known as


233) When the flower is perigynous, the ovary is said to be


234) When stamens are free from each other, the androecium is said to be


235) When stamens are united to the petals, they are described as


236) When stamens are united by their filament and anthers are free, it is known as


237) When anthers are united and filaments are free it is known as


238) ________ is the fourth and the female reproductive whorl of the flower.


239) Each individual member of gynoecium is called


240) In pea, gram carpel is


241) When carpels of a gynoecium are fused with each other, it is called


242) When the carpels of a gynoecium are free from each other, it is called


243) When ovules are born at the fused margin of unilocular ovary, it is called ________ placentation.


244) When ovules are produced on the central axis of a multilocular ovary, it is called _______ placentation.


245) When ovules are born on the inner wall of unilocular ovary, it is called _______ placentation.


246) When a single ovule is born at the base of an unilocular inferior ovary, placentation is said to be


247) 'Gynoecium is apocarpous' means that


248) Gynoecium consists of


249) Ovules are produced on soft fertile tissue called


250) The ovule is called


251) When the stamens are free from each other the androecium is said to be


252) In papilionaceous corolla, the aestivation is


253) Two lobed anther is called


254) If the tepals are fused, the condition is described as


255) If the sepals are modified into hairy structures, it is described as


256) Deciduous calyx is the one


257) In brinjal, the calyx is


258) If ovary is situated at highest position and all other whorls are below the ovary, the condition is described as


259) A flower having both androecium and gynoecium is called


260) If both essential whorls are absent, the flower is described as


261) If a plant bears only one type of unisexual flowers, it is described as


262) A polygamous plant is the one which possesses


263) In papilionaceous plants, the largest petal is


264) The type of placentation in which ovary is syncarpous unilocular and ovules on the inner wall is


265) Out of the following which is an example of phylloclade ?


266) The stalk of flower is known as


267) In unilocular ovary with a single ovule, the placentation is


268) Which of the following plant has hypogynous flower ?


269) Which of the following is an example of zygomorphic flower ?


270) Find the ODD one among the following.


271) Ovules are produced on a soft fertile tissue called


272) Pineapple is an example of


273) Among the following which one is a false fruit ?


274) Simple fruit develops from


275) ___________ is a simple fruit.


276) Which of the following is not a fruit ?


277) In mango, edible part is


278) Edible part of an apple is


279) Out of the following, which is an aggregate fruit ?


280) Which of the following is the correct sequence of layers in typical monocot root (from outer surface to inside)?


281) Which of the following is a false fruit ?


282) Which is NOT TRUE statement from the following ?


283) In apple which part takes part in the formation of fruit along with ovary ?


284) Which one is composite fruit ?


285) A seed is attached to the inner wall of fruit by a small stalk called


286) The part of the seed which forms the shoot at that time of germination is called


287) The part of embryo axis between radicle and first node is called


288) The part of embryo between plumule and cotyledons is called


289) Coleorhiza is the covering over


290) Castor seed stores food in


291) In maize grain the aleurone layer is


292) Scutellum is


293) Shield shaped cotyledon of maize is known as


294) Non endospermic seeds are found in


295) The monocotyledonous seed consists of one large and shield-shaped cotyledon known as


296) In maize grain, the seed coat and pericarp are fused to form


297) Food is stored in ex-albuminous seed in


298) Seed with two cotyledons is called


299) Seed coat develops from


300) Hull is formed by the fusion of


301) Castor is ________ speed.


302) In maize grain, the food is stored in


303) The contents enclosed within the seed coat are together called


304) Seed absorbs water through


305) Embryo of angiosperm consists of


306) The part of embryo axis between radicle and first node is called


307) Epicotyl means


308) Seed shows __________ generation.


309) Find the ODD one from the following.


310) Out of the following which is endospermic dicot seed ?


311) The inner membraous seed coat is called


312) Meristematic tissues are found in


313) Meristematic cells contain


314) Meristems may be classified on the basis of


315) Meristems are classified as _________ on the basis of their origin.


316) Which meristems are arranged parallel to the longitudinal axis of plant in stem and branches ?


317) Meristem present since embryonic condition is called


318) Apical meristem, intercalary meristem and lateral meristems are differentiated on the basis of


319) Undifferentiated ground tissue is found in


320) Promeristem gives rise to which meristem ?


321) The cell wall of meristematic tissue consist of


322) Ground meristem gives rise to


323) The meristem that is parallel to the longtudinal axis of the plant is


324) Find the CORRECT match.


325) The meristem which leads to secondary growth is


326) Collenchyma cells are


327) Mechanical tissue consisting of living cells is


328) Collenchyma differs from parenchyma with respect to


329) The tissue which provides mechanical strength is


330) Spongy tissues is a type of


331) Aerenchyma is helpful to plants by


332) Simple dead permanent tissue is


333) Tapering ends in xylem are in


334) Food conducting tissue is


335) Companion cells are always associated with


336) A tracheids is distinguished from a vesses element on the basis of


337) Vessels and companion cells are the chracteristic features of


338) Living member of the phloem tissue is


339) Phloem contains


340) Permanent tissue which serves for mechanical strength and rigidity is


341) A simple, living mechanical tissue is


342) Water conducting tissue is


343) Nucleus is present in


344) Dead lignified tissues is


345) Phloem in the plant does the function of


346) Protoxylem vessels show ________ thickening.


347) Out of the following which is the most advanced type of thickening ?


348) Vessels are absent in


349) Sclereids are present in


350) What is NOT TRUE about sclereids ?


351) Living tissue with lignin deposition at corners, absence of intercellular spaces are the characteristic of


352) The most simple and primitive tissue which is present in all parts of plant is


353) Parenchyma cells are


354) The most important characteristic of meristematic cell is that


355) ________ is deposited on the cell wall of xylem.


356) Which of the following statement is TRUE ?


357) Companion cells are present in


358) Parenchyma with abundant chlorplasts is called


359) Intercellular spaces are found in


360) _______ is also called fundamental tissue.


361) Sieve tubes are absent in


362) ______ are used for making ropes.


363) In collateral vascular bundles,


364) A bundle in which xylem is sandwiched by pholem on both the side is known as _______ bundle.


365) Radical vascular bundles are found in


366) Bicollateral vascular bundles are present in


367) Radical vascular bundles are the characteristic of


368) Concentric bundles are always


369) What do you mean by closed vascular bundle ?


370) What is the meaning of hadrocentric vascular bundle ?


371) Epiblema is the characteristic of


372) In dicot root vascular bundles,


373) Pith is large and well developed in


374) In which of the following characters can a monocot root be differentiated from dicot root ?


375) In a typical dicot stem,


376) The arrangement of xylem in dicot stem is


377) Monocot stem lacks


378) In dicot stem the vascular bundles are


379) In a dicot stem, the vascular bundles are


380) Monocot plant show ______ type of leaves.


381) A typical monocot leaf differs from dicot leaf by


382) Generally in monocots, the leaves are


383) The vascular bundles of leaf are


384) Carrot shows


385) Sucking root develops in


386) Sweet potato has _______ roots.


387) Raphanus sativus shows which type of root ?


388) Find the ODD one from the following .


389) Out of the following which is a total parasite ?


390) Find the INCORRECT match.


391) Consider the following.
i) Potato ii) Radish
iii)Amorphophallus iv)Onion
Which of the above roots are used as vegetables ?


392) _______ is a tunicated bulb.


393) A rhizome differs from corm in its.


394) ______ is an example of stolon.


395) Find the ODD one from the following.


396) Find the ODD one from the following.


397) Which of the following is CORRECTLY matched ?


398) Which is NOT TRUE from the following ?


399) Find the ODD one from the following.


400) Pappus calyx helps in


401) Out of the following which is NOT a correct match ?


402) Consider the following.
i) Runner ii)Cladode
iii) Rhizome iv) Offset
Among the following which of the above are subaerial stem modifications ?


403) Find the ODD type of tendril from the following.


404) Consider the following statements.
(a) In racemose inflorescence the flowers are borne in a basipetal order.
(b) In cymose inflorescence the growth is unlimited.
(c) In cymose inflorescence the order of opening of flowers is centrifugal.
Among these statements


405) Among the following which is a WRONG pair ?


406) Find the ODD one from the following.


407) Find out the pair which is NOT CORRECT.


408) Casparian strips are present in


409) A condensed, disc-like underground stem is called


410) Which of the following are not characteristic features of Fabaceae?


411) When the floral appendages are in multiple of 3, 4, 5, they are respectively called


412) The type of leaf in Daucus carota is


413) Most advanced fruit is


414) Pedicel of flower is called


415) A tree that has strong erect stem with hollow internodes and solid nodes, is known as


416) Identify the correct order (root) from base to root apex
I. Mineral absorption zone
II. Soil penetration zone
III. Cell number increasement zone
V. Cell elongation zone


417) Study the following statements and choose the correct option.
I.Buds are present in the axil of leaflets of the compound leaf.
II.Pulvinus leaf-base is present in some leguminous plants.
III.In Alstonia, the petioles expand, become green and synthesize food.
IV.Opposite phyllotaxy is seen in guava.


418) Which one of the following series includes the orders Ranales, Parietals and Malvales?


419) Which pair of the following plants represents the condition of modification of stipules into spines?


420) Amla belongs to family


421) The leaves are modified into tendrils, hook, pitcher and bladder in the following plants respectively


422) Fruits are formed in


423) Hypanthodium inflorescence is found in


424) I. Bear leaves and branches
II. Conduction of water and minerals
III. Storage of food
These are the functions of


425) Tulip belong to family


426) Which of the following is not a characteristic feature of Fabaceae?


427) Wringed petioles are characteristic of


428) The triploid number of chromosomes of the first taxon in 10 times more than the haploid number of
chromosomes of the second taxon, while the diploid number of the third taxon is six time more than the
haploid number of the fourth taxon. Which one of the following shows the ascending order of the number
of chromosomes in their respective endosperm?


429) The scutellum observed in a grain of wheat or maize is comparable to which part of the seed in other
monocotyledons?


430) Colchicum autumnale belongs to


431) Clinging roots are found in


432) Single-seeded winged fruits is called


433) The family containing mustard and its main characters are


434) Which one of the following floral characters, is shared by Ruscus and ray florets of Tridax?


435) In a flowering plant, archesporium gives rise to


436) The fruit which develops from inflorescence is called


437) Caryopsis is found in


438) If a primary root continues to grow, the type of root system will be known as


439) Largest flower is


440) Pattern of arrangement of leaves on the stem or branches is called


441) Arrangement of sepals or petals with respect to the other members of same whorl is known as


442) The reproductive unit of angiosperms is


443) The correct floral formula of chilli is


444) Velamen is found in


445) The flower shown in the adjacent diagram is


446) Sucking roots are present in the planet


447) The root system growing near the base of the radical in monocots is


448) The hardest part of drupe is


449) Cyathium and Hypanthodium inflorescence are related in having


450) The plant mentioned in question number 174 belongs to which family?


451) Geocarpic fruits are produced by


452) Tricarpellary, syncarpous, superior ovary is seen in


453) Ginger multiples vegetatively by


454) Opening of a flower and drooping of a bud are examples of


455) Pappus is present in Compositae for


456) From the options given below, find out the correct floral formula for a flower having the following
characters namely actinomorphic, bisexual, five united sepals, five united petals, stamens five and
epipetalous, bicarpellary, syncarpous with superior ovary


457) Guttation occurs through


458) Root is distinguishable from stem in


459) Monothecous anther is the characteristic of


460) Which of the following plants has haustorial roots?


461) Type of aestivation shown by Pisum is


462) Which of the following monocotyledonous seed is non-endospermic?


463) Perianth in the spikelet of jowar is represented by


464) Tulsi belongs to family


465) Placentation is the arrangement of


466) Flower is always solitary when


467) Region of root present just above the root cap is called the region of


468) Pineapple (ananas) fruit develops from a


469) The morphological nature of the organ, which helps in climbing in Cardiospermum, is


470) Which of the following is/are not characteristic features of Asteraceae?
I.Cypsela type of fruit
II.Syngenesious stamens
III.Ovary bicarpellary and superior
IV.Placentation marginal
V.Head type of inflorescence


471) When axillary buds or terminal buds of stem gets modified into woody straight and pointed structure, it is
known as


472) Drupe contains


473) Which one of the following statements is correct?


474) A plant has an androecium with monadelphous stamens, monothecous and reniform anthers. They corolla
exhibits contorted aestivation. The plant could be


475) Identify from the following plant parts, the major contributors to human food?


476) Scutellum in a caryopsis represents


477) A monocarpic plant is one, which


478) Pericarp may be or can be differentiated into


479) Fruit is


480) Flowers are zygomorphic in


481) Pneumatophores are positively


482) Leaf having completely divided lamina broken up into direct segment or leaflets is called


483) The smallest Angiospermic flower is


484) Fibrous root system originates from the base of


485) Stilt roots originate from the nodal part of


486) The inflorescence in Ocimum is


487) The leaves in Utricularia plant are modified into


488) Inflorescence is the arrangement of


489) In the flowers of a plant, the ovarian part is fused, but styles and stigmas are free. Its ovary becomes
unilocular due to breakdown of partition wall and the ovules are attached to a central axis. Identify the
plant.


490) At the two ends of the embryonical axis


491) Pneumatophores are present in


492) Cuticle is absent in


493) Identify the mismatch among the following pairs of trees and families


494) Tallest angiosperm is


495) The underground stem that has contractile roots, is


496) When gynoecium is present in the topmost position of thalamus, the flower is known as


497) Which is odd one?


498) Insectivore plants such as pitcher plant, venus fly trap have


499) Hesperidium of orange is a modification of


500) Select the correct statements.
I. From the region of elongation, some of the epidermal cells from root hairs.
II. Pneumatophores are seen in Rhizophora .
III. Adventitious roots are seen in the banyan tree.
IV. Maize and sugarcane have prop roots.


501) Which of the following statements are correct?
I.When a fruit develops from the inflorescence, it is composite.
II.Mesocarp is the edible part in apple.
III.Gynobasic style is seen in Ocimum.
IV.Hypanthodium is a special type of inflorescence found in Euphorbia species


502) Potato is a modification of


503) Non-endospermic seeds are found in


504) Respiratory roots are found in


505) Parachute mechanism of seed dispersal occurs in


506) I. Epicarp is thin
II. Mesocarp is fleshy and edible
III. Endocarp is strong hard
These are the probable features of


507) Dahlia and Asparagus posses


508) Which one of the following is correctly matched pair of a certain plant family and its one example?


509) Carthamus belongs to family


510) Aggregate fruit develops from


511) Bracts enclosing a cluster of flowers are known as


512) A fibrous root system is excellent for


513) Lateral branches with short internodes and each nodes bearing a rosette of leaves above and a tuft of roots
below is found in aquatic plants like Pistia and Eichhornia . These lateral branches are called


514) Cereals mostly belongs to the family


515) Edible part if mango is


516) Edible part of tomato is


517) In banana, which of the following part is edible?


518) Sorosis is found in


519) Ovary is half-inferior in the flowers of


520) In Amorphophallus, vegetative reproduction occurs through


521) Flowers, in which only one set of essential organ is present are said to be


522) Which one of the following conditions is seen in the roots of a plant having submerged assimilatory roots
and spongy petioles?


523) How many types of inflorescence are present in angiosperm depending on whether the apex gets
converted into a flower or continuous to grow?


524) Which one of the following families shoes both freedom and fusion in four successive whorls of the flower
from exterior in different members?


525) Which of the following pairs is not correct?


526) Haustoria are found in


527) Regions of root from the root tip to base are


528) Endosperm is consumed by developing embryo in the seed of


529) Seedless banana is


530) The bladder of Utricularia and pitchers of Nepenthes are modification of


531) The main function (s) of root is


532) Examples of drupe fruit is/are


533) The plumule and radicle are enclosed in sheath which are called


534) The reticulate venation is shown by
I. Smilax (monocot) II. Colocasia (monocot)
III. Gram (dicot)
Select the correct combination from the given options


535) Nutrition is shown by


536) Perianth is the condition in which


537) Identify the correct order of the following four zones in the root from apex to base.
I. Mineral absorption zone
II.Meristematic zone
III.Maturation zone
IV.Water absorption zone


538) Study of fruits is called


539) Fleshy fruits with stony endocarp are called


540) Which of the following plants has the floral characters like zygomorphic flower, vexillary aestivation,
diadelphous androecium and marginal placentation?


541) Leaf blade is spinous in case of


542) In floral formula, Br stands for


543) Viscum is a


544) Generally, the parallel venation is found in


545) Main axis continues to grow, the flowers are borne laterally in acropetal succession. This is a characteristic
of which type of inflorescence?


546) I. Petals
II. Usually brightly coloured
III. May be free
IV. May be fused
Features given above represents


547) Edible part of the apple is


548) Tuberous roots are found in


549) Capitulum inflorescence is found in


550) Floating roots are the characteristic feature of


551) Which of the following are floral characters of Malvaceae?


552) Inflorescence axis is called


553) Tetradynamous condition is found in


554) The photosynthetic or assimilatory roots are observed in


555) Which of the following represents the floral characters of Liliaceae?


556) Gynobasic style is the characteristic features of


557) Uniparous, biparous and multiparous systems of branching are found respectively in


558) Smallest region of the root is


559) Prop roots are the modification for


560) Which of the following has epiphytic features and aerial and flattened photosynthetic roots, without
formal organization of stem and leaves?


561) Parts of the plants were observed. Structure-A develops aerially and produces roots when comes in
contact with the soil. Structure-B develops from underground part of the stem, grow obliquely, becomes
aerial and produces roots on its lower surface. Identify, respectively the structure of A and B.


562) Trimerous flower, superior ovary and axile placentation is characteristics of


563) The capitulum type of inflorescence is found in


564) Roots are absent in


565) Primary roots and its branches constitute the


566) Two dry fruits (A & B) were observed. Both developed from unilocular ovaries of monocarpellary gynoecia. In fruit. A, pericarp and seed coat are free. It liberated the seeds only after the disintegration of
the pericarp. Fruit ‘B’ dehisced dorsiventrally librating the seeds. In the following, the former in the pair
represents ‘A’ and latter ‘B’. to which types of fruits ‘A’ and ‘B’ respectively belong?


567) In china rose, the inflorescence is


568) In which of the following aestivation of sepal’s/petals one margin covers the other and its margin is
covered by previous one?


569) Which of the following two are the resultant of stipule modifications?
I.Spines in Ziziphus.
II.Tendrils in Smilax.
III.Tendrils in Nepenthes.
IV.Spines in Argemone.
V.Thorns in Bougainvellea.


570) When stigma shows feathery appearance, it is


571) The fruit developed from the single ovary is said to be


572) Which of the following is the modification of leaf?


573) Arrangements of veins and the veinlets in the lamina of leaf is termed as


574) Aleurone layer is rich in


575) Cyathium inflorescence is found in


576) Cereals are mostly belong to family


577) Function of obturator on micropyle is to


578) Perianth is represented by


579) Radish is modified root and an example of


580) I. In dicotyledonous seeds, cotyledons are often fleshy and full of reserve food
II. Generally, monocotyledonous seeds are endospermic
III. Generally, dicotyledonous seeds are non-endospermic
IV. Most of the monocotyledonous seeds have fleshy cotyledons
Select the correct statements


581) Potato family is called


582) Epipetalous or epiphyllous condition is shown by


583) Rhizome, which grows vertically upwards are


584) The existence of two types of leaves in the same plant, is called


585) Most of the economically important fibre yielding plants belong to family


586) Spadix is an inflorescence found only in


587) Phylloclades are


588) Bright colour of petals is due to presence of


589) Gynandrous condition shows


590) The direct elongation of radicle leads to the formation of


591) I. Members of calyx are called …A… .
II. United members of calyx are called …B… .
III. Free members of calyx are called …C… .


592) Name the type of aestivation when sepals or petals in a whorl just touch one another at the margin
without overlapping


593) Pome fruit is found in


594) What type of placentation is seen in sweet pea?


595) Vessels and companion cells are characteristic of


596) Which of the following is not a character of a monocot?


597) In floral formula, ‘K’ and ‘C’ stands for


598) Drupes are called stony fruits because they have hard


599) Study the following statements.
I.Food is stored in the leaf bases.
II.Buds develop from leaf apices.
III.Presence of tunicated bulb.
Identify the correct combination with reference to Scilla.


600) Identify the wrong expression from the following statements


601) 120° phyllotaxy is found in


602) The binomial of sunnhemp is


603) In which of the following types of fruits, dorsiventral dehiscence takes place?
I. Legume
II. Follicle
III. Siliqua
IV. Capsule


604) Green stems of unlimited growth, which have taken over the function of photosynthesis is called


605) Desert grasses often roll their leaves due to presence of


606) Which of the following pairs of family’s posses pollinia?


607) In Nepenthes (pitcher plant), pitcher is the modification of


608) Rauwolfia serpentina belongs to family


609) Family-Podostemaceae is placed under the series


610) The flower, in which the gynoecium occupies the highest position on the thalamus leaving other parts below is called


611) Stem is modified into cladode in


612) A root was described as adventitious root because it


613) Commercial banana (Musa paradisica) is a


614) The leaves of Smilax and Colocasia show


615) Select the characters, which are not applicable to the family-Solanaceae?
I.Epipetalous and syngenesious anthers
II.Bicarpellary and syncarpous ovary
III.Oblique ovary with axile placentation
IV.Stamens six, arranged in two whorls
V.Bicarpellary, syncarpous and inferior ovary


616) Percentage (%) sign is used for


617) Dry indehiscent single-seeded fruit formed from bicarpellary syncarpous inferior ovary is


618) Which of the following have succulent root?


619) Modified shoots wherein the shoot apical meristem changes to floral meristem is called


620) The plant having monadelphous stamens and axile placentation is


621) Consider the following statements.
I.In racemose inflorescence, the flowers are brone in a basipetal order.
II.Epigynous flowers are seen in rose plant.
III.In brinjal, the ovary is superior.
Of these statements


622) In hypogeal seed germination, the structure help to push the cotyledon inside the soil is


623) Tendrils in plants are an example of


624) Parachute mechanism of seed dispersal is seen in


625) In which of the following, petiolar leaf tendril is found?


626) Modified underground stem is called


627) Why is vivipary an undesirable character for annul crop plants?


628) Leaves of dicotyledon plants generally exhibits


629) Multicostate parallel venation of leaf is found in


630) Simple, cluster of radial leaves, stipulate and parallel venation leaves and cyme or umbel inflorescence are
the characteristics of


631) In some seeds, reminants of nucellus are also persistent.
This residual, persistent nucellus is the


632) In which of the following, parthenocarpy makes no sense?


633) In Duranta, the nature of vasculated defensive structures represent the modification of


634) In a flower, there are five unequal petals. The posterior petal is the largest. The two anterior petals are
partially fused to form a boat-shaped structure. The two lateral petals are smaller than the posterior petal.
Which one of the following characters is not associated with such a flower?


635) In Duranta, the nature of vasculated defensive structures represent the modification of


636) Water and minerals absorption from soil are the function of


637) Gynoecium in the members of family-Leguminosae is composed of


638) Which one of the following represents the floral characters of Poaceae?


639) In a cereal grain, the single cotyledon of embryo is represented by


640) Anthesis is a phenomenon which refers to


641) Which of the following have double fertilization?


642) Identify a pair of the following plants, which show modification of axillary buds into tendrils and hooks
respectively.
I.Hugonia
II.Duranta
III.Passiflora
IV.Dioscorea


643) Diadelphous stamens are the characteristic features of


644) The aerial, short and branched roots of an autotrophic plant that provide stability, are known as


645) The flower of Hibiscus is


646) Gynoecium is the


647) Exstipulate leaves are present in


648) Sunflower belongs to the family


649) Ginger multiplies vegetatively by


650) Non-endospermous seed is


651) Which of the following groups of plants are propagated through underground roots?


652) Flowers and lateral branches arise from the


653) In cauliflower, the inflorescence is


654) The botanical name of soybean is


655) Empty glumes are


656) When the filaments of stamens are attached to the petals, the condition is


657) Root apex covered by thimble-like structure called


658) Fabaceae


659) Stem develops from


660) Juicy hair-like structures observed in the lemon fruit develop from


661) Which of the following represents the male reproductive organ in a flower?


662) Plants with single whorls of perianth are places under


663) Presence of persistent calyx is a feature of family


664) In cymose inflorescence


665) Liliaceae


666) In China rose, five carpels are fused at base. This condition is called


667) Endosperm is the result of


668) Ginger is an underground stem. It is distinguished from root because it


669) In which plant underground stems spread to new niches and when older parts die new plants are formed?


670) Which of the following plants have long slender and coiled stem tendrils developed from axillary buds?


671) A raceme inflorescence of Tamarindus bears 15 flowers. Each fertile anther lobe of its flower contains 215
pollen grains. What would be the total number of pollen grains produced by the inflorescence?


672) Triticale is a hybrid formed from the members belonging to the following families


673) The fleshy receptacle of syconous of fig encloses a number of


674) A student collected a hydrophyte with swollen petiole and with a single vascular bundle in the root. The
plant which he collected., was


675) Scar on the seed coat through which seeds are attached to the fruit is called


676) The condition where filaments and anthers are fused throughout entire length is


677) Which of these is an example for zygomorphic flower with imbricate aestivation?


678) Select the correctly matched pair


679) Leaves aries from which part of plant?


680) What is the type of fruit that developed from the ovary of a monocarpellate gynoecium and breaks into
several one seeded parts at maturity?


681) Whorl of small, green structures present around sunflower is


682) In which plant, the pneumatophores are found?


683) Two stamens as exception in Cruciferae are found in


684) Vivipary is seen in


685) Number of carpels is Sida cordifolia is always


686) Inflorescence of Ficus is


687) Pineapple fruit develops from


688) Mature seeds of some plant (such as gram pea and ground nut) and sperm is completely consumed by the
embryo. Such seeds are called


689) Which of the following is a correct statement?


690) Bract is a modified


691) Leaf


692) Tobacco and Petunia belong to the family


693) Which one of the following families has unicolour superior ovary?


694) Which one of the following floral formula represents the mustard plant?


695) Inflorescence of family-Compositae is


696) Angiosperms have dominated the land flora primarily because of their


697) Which one of the flowing is a monocarpic plant?


698) Stem tendrils are developed from the….. which are slender and spirally coiled


699) The anthers in Solanaceae are


700) In Selaginella, the adaxial outgrowth, from the base of leaf, is called


701) The cloves, which are used in food preparation are


702) Tetradynamous stamens are found in


703) The leaves are modified into spines in


704) Placenta is the cushion like structure on which the


705) Arrange the following plants in the ascending order based on the number of leaflets in a leaf.
I.Hardwickia
II.Gynandropsis
III.Marselia
III.Citrus


706) Bicarpellary, syncarpous ovary with axile placentation is seen in


707) Which type of placentation is found in family-Fabaceae?


708) The multilocular fruit, splits in middle into two halves, is


709) Fibrous root system is mostly found in


710) Tetradynamous androecium is found in


711) A student observed 34 inflorescences in Bougainvillea and 42 inflorescences in Poinsettia. Find out the
number of flowers in Bougainvillea and the number of female flowers in Poinsettia respectively.


712) Select the wrong statement


713) Nodes are the region of stem where


714) Structure of leaf which provide channels of transport for water, minerals and food materials is called


715) Whorled type of phyllotaxy is found in


716) Plants mentioned in previous question belongs to


717) Bicarpellary, syncarpous and with pseudoseptum fruit is


718) Root hairs are present on the


719) I. When carpels are free, they are called …A… .
II. When the carpels fused, they are called …B… .
Here, A and B refers to


720) Parthenocarpic tomato fruits can be produced by


721) Petiole


722) Maize grain is


723) Free central placentation is found in


724) In a tetradynamous androecium, one of the following is seen.


725) Multicarpellary, apocarpous, gynoecium with superior ovary is characteristic feature of the family


726) The stem is the …A… part of the axis bears branches, leaves, flowers and fruits. It develops from the …B…
part of embryo of germinating seeds. Complete the given statement by choosing appropriate options for A
and B


727) Long filaments threads protruding at the end of a young cob of maize are


728) Angiosperms differ from gymnosperms in


729) Sub-aerial stem modification with long internode is


730) Flowers with bracts, (reduced leaf found at the base of pedicel) are called …A… and those without bracts,
are called …B…
Complete the given statement by choosing appropriate options for A and B


731) A drupe develop in


732) Which of the following represents the condition seen in the family-Compositae?


733) A flower which can be divided into equal vertical halves by more than one plane of division is


734) An example of a seed with endosperm, perisperm and caruncle is


735) Lomentum is a kind of


736) I. Standard petals
II. Wing petal
III. Keel petals
Above petals are found in


737) In the members of family-Malvaceae, anthers are described as


738) Cinchona officinalis belongs to family


739) A phyllode is a modified


740) Modification of petiole into leaf-like structure is called


741) Some feature of plant leaves are


742) Which of the following is a fatty oil yielding plant?


743) The order of opening of flower parts from the periphery towards the centre, is called


744) In which of the following fruits, the edible part is the aril?


745) China rose have five fused carpals at the base. This condition is called


746) Swollen leaf base is called


747) The botanical name of cabbage is


748) Jowar belongs to family


749) In plants like mint and jasmine, a selender lateral branch arises from the base of the main axis and after
growing aerially for sometimes, arch downwards to touch the ground. This slender branch is called


750) Expanded green stem of Opuntia is called


751) When leaflets are even in number they are called …A… .
When leaflets are odd in number called they are …B.. .
Here A and B refers to:


752) The difference in phloem of gymnosperms and angiosperms is due to


753) China rose is called shoeflower because


754) The fleshy fruits with hard and stony endocarp are called


755) Ruminate endosperm is found in


756) At root tip, number of divisions to produce 100 cells, is


757) Fruit formed without fertlisation of ovary is called


758) Leaf base expands into sheath covering the stem partially or wholly.
This is the characteristic of


759) The most advanced family is


760) The technical term used for the androecium in a flower of China rose (Hibiscus rosa sinensis), is


761) An inflorescence having a number of achlamydeous male flower surrounding a single achlamydeous
female flower is


762) Root hairs are found


763) Pericarp and placenta are edible part of simple fleshy berry fruit


764) Offset is a type of stem present in


765) Ginger is an example of underground modified stem called


766) The Orobanche plant is


767) Which one of the following is an example for sub-aerial modification of stem?


768) In which plant, the fruit is a drupe, seed coat is thin, embryo is inconspicuous and endosperm is edible?


769) Corolla aestivation showing two external, two internal and one partially external and internal sepals. The
condition is


770) Staminode is


771) Epigynous flowers with numerous stamens are found in


772) What is the botanical name of mulberry?


773) Which one of the following is a pseudocarp?


774) A hyaline bisexual and self-fertilized flower that does not open at all, is


775) A plant with actinomorphic and hypogynous flowers, heterochlamydeous perianth, dorsifixed and
extrorse anthers dehiscing transversely belongs to


776) Opium (poppy) is a plant belonging to the family


777) Ladies finger (bhindi) belongs to


778) Name the condition given in statement I and II
I. When stamens attached to the petals
II. When stamens attached to perianth


779) Tracheophyta consists of


780) Two plants ‘A’ and ‘B’ belonging to Solanaceae are observed. In plant ‘A’, the number of locules in the ovary
of a flower is half of that of its carpel number. In plant B, the number of locules in the ovary of a flower is
double the number of carpels. Identify the plants ‘A’ and ‘B’ respectively


781) Double fertilization occurs among


782) A flower which can be divided into two equal halves by only one plane is


783) Cyathium inflorescence shows


784) A compound leaf, which appears as simple leaf due to the suppression of one or two leaflets is found in one
of the following plants


785) Aggregate fruit is found in


786) In an inflorescence, two types of small, sessile flowers were observed. They are arranged in centripetal
manner and have reduced hair-like sepals. Which pair of the following characters are not associated with
such flowers?
I.Nectar glands at the base of the corolla
II.Axile placentation
III.Superior ovary
IV.Scaly bracts


787) It is an example of amphibious plant


788) Tap roots of carrot, turnip and adventitious roots of sweet potato are the modification for the storage of


789) Replum is found in family


790) In a plant, the peduncle is elongated and it bears pedicillate flowers. The older flowers lie towards the base
and the younger ones near the apex. The growth of the peduncle continues and more flowers are added.
The inflorescence is


791) Which one of the following statements are true?
I.If the stem is joined with solid nodes and hollow internodes, it is called caudex.
II.In Tridax, the stem is decumbent.
III.Corm is a condensed from of rhizome growing more or less in vertical direction.
IV.Sucker is an underground modification of stem.
V.Biparous type of cymose branching is seen in Saraca .


792) The arrangement of the ovules on the placentae developed from the central axis of the ovary is called


793) A simple one seeded fruit in which pericarp is fused with seed coat is


794) The endosperm is used by cotyledon, the cotyledon is


795) The leaf parts gets modified into spines in order to


796) Plants mentioned in question number 167 and 168 belongs to which plant family?


797) Wearing isolated a dormancy inducing substance from the leaves of a plant. From which type of
gynoecium does the fruit of that plant develop?


798) A horizontal underground stem is a


799) Treatment of seed at low temperature under moist conditions to break its dormancy is called


800) The lateral roots originate from


801) Potato and sweet potato


802) When flower has both and androecium and gynoecium, it is called …A…
II. When flower has either stamens or only carpel, it is called …B…
Complete the given statement by choosing appropriate options for A and B


803) One of the following is a dry indehiscent fruit


804) The characteristic type of placentation found in the members of Caryophyllaceae is


805) Edible part of cauliflower is


806) The circinate vernation is the characteristic feature of ferns. It refers to


807) The fruit is chambered, developed from inferior ovary and has seeds with succulent testa in


808) Starch is insoluble in water, yet it is accumulated in large quantities in potato tuber because


809) Small branches produced from lower 2 to 3 nodes in jowar are called


810) What is the fruit that develops from a tricarpellary, syncarpous, inferior ovary with parietal placentation?


811) The edible part in hesperidium fruit is


812) Water stomata are found in


813) Which one of the following is wrongly matched?


814) Fruit of custard apple is etaerio of


815) Which is correct to saprophytic angiosperm?


816) In cryopsis type of fruit


817) Arrange the following plants in the ascending order based on the number of carpels they possess
I.Oenothera
II.Acacia melanoxylon
III.Squill
IV.Lettuce


818) Rarely among angiosperms, the pollen grains influenced the endosperm. This is called as


819) Colchicines producing plant belongs to family


820) Study the following and choose the correct statements.
I.Bulb of Allium cepa is a modified stem.
II.Cloves of Allium sativum are fleshy scale leaves.
III.Corm of Colocasia is a modified root.
IV.Tendril in Vitis vinifera is a modified axillary bud.


821) Stems are


822) Male reproductive organ (flower) consists of


823) A fruit developed from Hypanthodium inflorescence is called


824) I. Usually bilobed
II. Each lobe has two chambers (pollen sacs)
III. The chamber (pollen sacs) contains pollen grain
Above are the features of


825) Which one of the following is an endospermic seeds?


826) Identify the monocarpic palm


827) Seed coat has …A… layers
I. Outer covering is called …B…. .
II. Inner covering is called …C… .
Complete the given set of statements (I to III) by choosing appropriate options for A to C


828) Number of female flowers in a Cyathium inflorescence is


829) Identify the characters of gynoecium found in members of Asteraceae, Fabaceae, Liliaceae and Solanaceae,
respectively
I.Tricarpelly syncarpous, ovary superior and trilocular.
II.Bicarpellary syncarpous, ovary superior and usually bilocular
III.Bicarpellary syncarpous, ovary inferior and unilocular.
IV.Monocarpellary, ovary half-inferior and unilocular


830) Which one among the following is the true nut?


831) Thalamus of hypogynous ovary is


832) Which of the following plant parts can respire even in the absence of oxygen?


833) Aggregate fruit formed from


834) When the other floral parts are arranged at the base of the gynoecium, the flower is called


835) Green leaf-like modified aerial stems/branches with a single internode are called


836) Which one of the following is a stem vegetable?


837) Which one of the following inhibits seed germination for a particular period?


838) Jowar grain is


839) Vascular bundles are arranged in a ring in the members of family


840) Legume plants are important for atmosphere because they


841) The example for trimerous, unisexual flower is


842) Cannabis sativa is the source of


843) In the following, succulent stem is found in


844) Study the following table and choose the correct pair.
I. False whorls-like Many sessile bisexual Leonotis
inflorescence flowers
II. Single flower-like Many stalked staminate Poinsettia
inflorescence and pistillate flowers
III. Fruit-like Many sessile staminate Ficus
inflorescence flowers on the top and pistillate flowers at the
base and sterile flowers in between
IV. Fleshy axis of Many stalked staminate Colocacia flowers at the
Inflorescence Base and pistillate flowers on the top and sterile


845) Scorpioid cyme is seen in


846) Arrange the following fruits in descending order based on the number of locules in the ovary from which it
develops.
I. Carcerulus
II. Schizocarp
III. Cremocarp
IV. Regma


847) In pea, castor and maize the number of cotyledons are


848) The most common type of ovule in angiosperms is


849) Underground stems of potato, ginger, turmeric, Zaminkand, Colocasia are the examples of modified stem
for


850) Which of the following is a wheat fruit?


851) Multicostate parallel type of venation is found in the leaves of


852) The edible part of the sweet potato is a modified


853) The fruit of Solanaceae is


854) An example of axile placentation is


855) Scaly bulb stem modification is seen in


856) The monocotyledon seeds consist of one large and shield-shaped cotyledon known as


857) An Angiospermic plant has 24 chromosomes in ‘microspore mother cells’. The number of chromosome in
its endosperm will be


858) In angiosperms, male gametes are formed from


859) Which one of the following statements is correct with reference to Amentum?


860) In banana, pineapple and Chrysanthemum , the lateral branches originate from the basal and
underground portion of main stem and then come obliquely upward giving rise to leafy shoots
These branches are called


861) Thorn is a modified branch because


862) Lateral roots arise from


863) Which of the following promotes softening of fruits?


864) The economically important plant of Malvaceae is


865) Tetradynamous stmens are found in family


866) Diadelphous condition is found in


867) The ovary is half inferior in flowers of


868) The reticulate venation is commonly found in the leaves of


869) Pneumatophores are the roots for


870) A fruit in which seed coat and fruit wall is fused known as caryopsis present in


871) Pneumatophores are usually present in


872) Perigynous type of ovary is found in


873) Umbel inflorescence is found in


874) In drumstick, the seeds are dispersed by


875) A characteristic feature of ovary of Brassica campestris is


876) Vivipary is observed in


877) In a longitudinal section of a root, starting from the tip upward the four zones occur in the following order


878) Scientific name of sunflower is


879) Seeds posses spongy aril in


880) Which of the following statements is correct?


881) Inflorescence in jowar is


882) United sepals are called …A… .
Free sepals are called …B… .
Here, A and B refers to


883) Spadix inflorescence occurs in


884) The modified stem of Opuntia is


885) The outer covering of endosperm separates the embryo by a proteinous layer called


886) Swollen and spongy petioles are characteristic of


887) Which one of the following is a monocarpic tree?


888) A plant is considered to possess all advanced morphological characters based on the evolutionary
significance. Which one of the following sets of characters does the plant denote the same?


889) Leaf having single or undivided lamina is called


890) Identify the order of plants showing alternate, opposite and whorled phyllotaxy


891) Main difference between creepers and trailers is


892) Which one of the following is an example of cleistogamy?


893) In the monocotyledon seeds, the endosperm is separated from the embryo by a distinct layer known as


894) Arrangement of petal and sepal with respect to each other is


895) Which of the following members of family-Solanaceae is rich in source of vitamin-C?


896) Match the following pairs.
I. Polysiphonous – Floral -Simple
Pollen bectaries sieve plate
II. Angular collocyte -Monosiphonous -Synandry
Pollen
III. Inserted stamens -Simple leaves -Spines
IV. Exerted stamens -Reticulate -Pepo
divergent
venation
select the correct pair of answers, in which the former in the pair shows the set of characters presents in Cucurbita and the latter
in the pair shows the set of character absent in Acacia.


897) Which of the following statements are true/false?
I.Trimerous condition of floral whorl is characteristic of dicotyledons.
II.Adiantum is also called walking fern.
III.In gymnosperms, the vascular system consists of xylem without vessels and phloem with companion
cells.
IV.Riccia and Marchantia are liverworts.


898) Most of the petrocrops belong to family


899) Seeds are


900) Roots arising from the part of plant other than the radicle are called


901) Statement 1: Ginger has a prostrate growing rhizome.
Statement 2: Shoot growth is not effected by gravity.


902) Statement 1: In angiosperms, the conduction of water is more efficient because their xylem has vessels.
Statement 2: Conduction of water by vessels elements is an active process with energy supplied by
xylem parenchyma rich in mitochondria.


903) Statement 1: In cymose tap root system, oldest branch lies very near the growing point of the root,
while the youngest branch is farthest away from it.
Statement 2: In cymose tap root system, the primary root itself stops growing after sometime but
secondary roots carry on further growth of the root system.


904) Statement 1: An ascending taxonomic sequence of Gossypium heraceum indicates its placement in
progressively higher groups.
Statement 2: Ascending taxonomic hierarchy indicates that a taxon is treated as belonging to a number
of taxa.


905) Statement 1: In syconous type of fruit, the achenes formed are fewer than the total number of flowers
in the inflorescence from which it is formed.
Statement 2: Upper and middle flowers cannot develop into fruits.


906) Statement 1: Ginger has prostrate growing rhizome
Statement 2: Ginger has food storage material


907) Statement 1: The type of inflorescence in Sphaeranthus is cyathium.
Statement 2: In cyathium type of inflorescence, the flowers are achlamydeous


908) Statement 1: Epidermis in the dicot root is composed of cutinized cells.
Statement 2: The exodermis in the root offers protection to the inner parts in the absence of epidermis