Practice Test


Q1) Forest and wild life are: Show Answer


Q2) Which one of the following is most effective in controlling floods? Show Answer


Q3) Indian bustard bird is on the verge of extinction due to: Show Answer


Q4) Corbett National Park, first to be established, is present in: Show Answer


Q5) Which of the following birds in India is on the verge of extinction? Show Answer


Q6) What percentage of total land area is covered by forests in India? Show Answer


Q7) Conifers are dominant vegetation of: Show Answer


Q8) How many species of plants are threatened with extinction? Show Answer


Q9) In which state of India is the Gir Lion sanctuary situated? Show Answer


Q10) The most effective means of conservation is to: Show Answer


Q11) The bird 'Dodo' became extinct because of: Show Answer


Q12) Indian Rhinoceros is the most protected species in National Park: Show Answer


Q13) What for IUCN stands: Show Answer


Q14) Main cause of extinction of wild life is: Show Answer


Q15) Deforestation causes: Show Answer


Q16) Quinine is obtained from: Show Answer


Q17) Rare species are those: Show Answer


Q18) Biologists celebrate every year 5th June as: Show Answer


Q19) On which date wild life day is celebrated? Show Answer


Q20) Nilgiri Biosphere Reserve Project is concerned with conservation scheme of: Show Answer


Q21) Biosphere reserve areas are: Show Answer


Q22) Wildlife protection act was made in: Show Answer


Q23) In national parks which of the following are not allowed: Show Answer


Q24) The concept of critical habitats is: Show Answer


Q25) The species which are in the immediate danger of extinction are called: Show Answer


Q26) The percentage of endangered living species is: Show Answer


Q27) Ranthambore National Park is situated in: Show Answer


Q28) Quinine is: Show Answer


Q29) White tigers are conserved in: Show Answer


Q30) Flamingo in India are preserved at: Show Answer


Q31) Deforestation may reduce the chances of: Show Answer


Q32) Earth summit at Rio-de-Janeiro (Brazil) was related to: Show Answer


Q33) Man disturbs natural food chains by: Show Answer


Q34) MAB stands for: Show Answer


Q35) Kaziranga wild life sanctuary is famous for: Show Answer


Q36) The 'threatened species' refers to the species which are: Show Answer


Q37) The number of vertebrate species facing danger of extinction is about: Show Answer


Q38) The concept of "Biosphere Reserve" was conceived by: Show Answer


Q39) Which of the following animals has become almost extinct in India? Show Answer


Q40) Whales when washed ashore will die because: Show Answer


Q41) The famous Chipko movement was started by: Show Answer


Q42) When was MAB launched by UNESCO? Show Answer


Q43) A species in immediate danger of extinction is: Show Answer


Q44) Which of the following is matching pair of sanctuary and its main protected animals? Show Answer


Q45) About what species of earth's species will be destroyed if all the tropical rain forests are destroyed? Show Answer


Q46) Species most vulnerable to extinction from human activities are those with: Show Answer


Q47) Which of following types of animals does man chiefly protect? Show Answer


Q48) "Chipko Movement" is world's most known eco development programme started by Sunder Lal Bahuguna (1973). It is related with: Show Answer


Q49) Which is correct for threatened (T) species: Show Answer


Q50) Vulnerable (V) species are those: Show Answer


Q51) A biosphere reserve preserve: Show Answer


Q52) Animals and plants can be best protected in: Show Answer


Q53) Conservation of wild life is essential to: Show Answer


Q54) Threatened species often include: Show Answer


Q55) Species which occur in small populations and are restricted to only certain geographical areas are placed under the category: Show Answer


Q56) Conservation of living resources is a complex operation and is concerned with: Show Answer


Q57) Which one of the following would be more appropriate in producing high yielding varieties? Show Answer


Q58) In wild life sanctuary: Show Answer


Q59) Number of Biosphere reserves in world is: Show Answer


Q60) Number of Endangered species of Angiosperms in India: Show Answer


Q61) World Wildlife Fund was organised by UNESCO in: Show Answer


Q62) The most threatening factor for survival of plant biodiversity is: Show Answer


Q63) In bioreserves .... is allowed: Show Answer


Q64) Which endangered animal is the source of world's finest, lightest, warmest and most expensive wool-the shahtoosh? Show Answer


Q65) According to Indian Forest policy what percentage of land area should be under forest cover? Show Answer


Q66) Species listed in "Red Data Book" are: Show Answer


Q67) Which is the most effective way to conserve the plant diversity of an area? Show Answer


Q68) Which one of the following is a pair of endangered species? Show Answer


Q69) Which of the following animals is protected in Kaziranga Sanctuary of Assam? Show Answer


Q70) According to IUCN Red List, what is the status of Red Panda (Ailurus fulgens)? Show Answer


Q71) Biodiversity Act of India was passed by the Parliament in the year: Show Answer


Q72) One of the ex situ conservation methods for endangered species is: Show Answer


Q73) Genetic diversity in agricultural crops is threatened by: Show Answer


Q74) Keystone species deserve protection because these: Show Answer


Q75) In India, we find mangoes with different flavours, colours, fibre content, sugar content and even shelf-life. The large variation is on account of: Show Answer


Q76) Biosphere Reserves differ from national parks and wildlife sanctuaries because in the former: Show Answer


Q77) Which one of the following is the correctly matched pair of an endangered animal and a National Park? Show Answer


Q78) Which of the following is considered a "hot-spot" of biodiversity in India? Show Answer


Q79) Which one of the following is not included under insitu conservation? Show Answer


Q80) Which of the following parts of an animal and a plant represents endangered organisms in India? Show Answer


Q81) Which one is a critically endangered animal species? Show Answer


Q82) Which of the following regions of our country are known for their rich biodiversity? Show Answer


Q83) Humus is an example of: Show Answer


Q84) Restoration of ecological equilibrium in mined areas can be achieved through: Show Answer


Q85) Which are the dense forests? Show Answer


Q86) Which of the following is the main reason for extinction of animals? Show Answer


Q87) Rhizophora occurs in: Show Answer


Q88) Major fuel component of biogas is: Show Answer


Q89) More than 70% of world's freshwater is contained in: Show Answer


Q90) Identify the odd combination of the habitat and the particular animal concerned: Show Answer


Q91) In your opinion, which is the most effective way conserve the plant diversity of an area? Show Answer


Q92) Assertion (A): Tropical rain forests are disappearing fast from developing countries such as India.
Reason (R): No value is attached to these forests because these are poor in biodiversity. Show Answer


Q93) Habitat loss and fragmetation, over exploitation, alien species invasion and co-extinction are causes for: Show Answer


Q94) The venue and year of the Earth Summit on Conservation of Biodiversity was: Show Answer


Q95) India became a party to 'Convention on Biological Diversity' in year: Show Answer


Q96) Which one of the following is not observed in biodiversity hotspots? Show Answer


Q97) World Summit on Sustainable Development (2002) was held in: Show Answer


Q98) Which one of the following have the highest number of species in nature? Show Answer


Q99) Which one of the following shows maximum genetic diversity in India? Show Answer


Q100) The term biodiversity refers to: Show Answer


Q101) Endemic plants are those which are: Show Answer


Q102) Decline in our forests is due to: Show Answer


Q103) What is cause of destruction of biologically rich and unique habitats? Show Answer


Q104) Which of the following levels of biodiversity are interrelated?
(I) Genetic diversity
(II) Species diversity
(III) Community and ecosystem diversity Show Answer


Q105) What is the basis of speciation? Show Answer


Q106) From which of the following plant, medicine is obtained used as analgesic? Show Answer


Q107) Anthropogenic extinction is caused by: Show Answer


Q108) An example for in-situ biological conservation method is to establish: Show Answer


Q109) The Earth Summit held at Rio-de-Janeiro in 1992 resulted into: Show Answer


Q110) Select the correct statement: Show Answer


Q111) Which of the following is correct? Show Answer


Q112) Which of the following is incorrect? Show Answer


Q113) What is Biodiversity referred to as? Show Answer


Q114) Threats to biodiversity comes from Show Answer


Q115) What is the decreasing order of number of animal species, as far as India is concerned? Show Answer


Q116) The diversity of organism sharing the same habitat or community is termed as _____ Show Answer


Q117) Which one of the following are two hot spots of biodiversity in India? Show Answer


Q118) What is the affect of species diversity, as one moves from high to low altitudes. Show Answer


Q119) Which of the following is not an example of in-situ conservation? Show Answer


Q120) The numbers of National Parks, Biosphere and Wildlife sanctuaries of India were Show Answer


Q121) In which part of biosphere reserves human settlement is permissible? Show Answer


Q122) As estimated by Robert May, what is the total number of species present on earth? Show Answer


Q123) Species diversity ______ as we move away from the equator towards the poles. Show Answer


Q124) What are the total number of hot spots present in the world? Show Answer


Q125) Where was the World Summit on Sustainable Development held? Show Answer


Q126) Which of the following phyla has largest number of species? Show Answer


Q127) What is the approximate percentage of the earth covered by terrestrial hot spots? Show Answer


Q128) Which is not an objective of Convention on Biodiversity? Show Answer


Q129) Sacred groves in India are found in Show Answer


Q130) The term "The Evil Quartet" is related with Show Answer


Q131) Given below are four statements (A-D) each with one or two blanks. Select the option which correctly fills up the blanks in two statements.
A. The number of species per unit area is called ___(i)___ and number of individuals of different species represent ___(ii)____.
B. Sunderlal Bahuguna started the ___(i)___ which resisted deforestation.
C. ___(i)___ contains a record of animals and plants which are known to be in danger and it is maintained by ___(ii)___.
D. ___(i)___ diversity is species diversity in a given community and ___(ii)___ diversity is present in ranges of communities over a total geographical area. Show Answer


Q132) The narrowly utilitarian arguments for conserving include which of the following from the given list?
I. Industrial products like dyes, lubricants.
II. Ecosystem services like photosynthesis.
III. Pollinators layer of bees, birds and bats.
IV. Firewood, fiber and construction material.
V. The aesthetic pleasure of walking through thick.
VI. Products of medicinal importance.
VII. Watching spring flowers in full bloom.
VIII. Our moral duty of care for the well-being of each species. Show Answer


Q133) The theory of island bio-geography was first formally proposed by Show Answer


Q134) If log A = 4, z = 0.3 and log c = 0.8, what is log S? Show Answer


Q135) In island bio-geography c = Show Answer


Q136) Which of the following countries has the highest biodiversity? Show Answer


Q137) An endemic species is Show Answer


Q138) Conservation hot spots are best describes as Show Answer


Q139) Most large whale species have been driven to the brink of extinction. Which of the following is the most accepted explanation for this situation? Show Answer


Q140) A keystone species is one that Show Answer


Q141) When the last member of a particular species dies, the species is said to be ________. Show Answer


Q142) Which of these statement is true? Show Answer


Q143) What is the difference between a threatened species and an endangered species? Show Answer


Q144) What is sustainable use? Show Answer


Q145) How much of the Earth's land surface have humans disturbed or degraded? Show Answer


Q146) Which method of tree harvesting is least destructive if conducted properly? Show Answer


Q147) According to conservation biologists, how much of the Earth's land surface should be strictly protected? Show Answer


Q148) Which of the following countries has the most deforestation today? Show Answer


Q149) The _______ encourages the division of protected areas into zones with different purposes and levels of human impact. Show Answer


Q150) Fill up the blanks -
Initially ___A___ biodiversity hot spots were identified but subsequently nine more have been added to the list, bringing the total number of biodiversity hot spots in the world to ___B___. These hot spots are also regions of accelerated habitat loss. Three of these hot spots - Western Ghats and Sri Lanka, Indo-Burma and Himalaya - cover our country's exceptionally high biodiversity regions. Although all the biodiversity hot spots put together cover less than ___C___ % of the earth's land area, the number of species they collectively harbour is extremely high and strict protection of these hot spots could reduce the ongoing mass extinctions by almost ___D___%. Show Answer


Q151) The concept of Hot-Spot was first introduced by Show Answer


Q152) One of the following statements is incorrect with reference to biodiversity. Identify it Show Answer


Q153) Biodiversity loss occurs due to -
A. Habitat loss and fragmentation
B. Co-extinction
C. Over-exploitation
D - Alien species invasion Show Answer


Q154) The characters of a stable community -
A. It shall not show too much variations in year-to-year productivity.
B. It must be either resistance or resilient to seasonal disturbance.
C. It must be resistant to invasion by alien species.
D. None Show Answer


Q155) The impacts of loss of biodiversity include -
A. Decrease in plant production.
B. Lowered resistance to environmental perturbation.
C. Increased variability in ecosystem processes like water use, pest/disease cycle, plants productivity.
D. None Show Answer


Q156) The number of critically endangered animals and plants in India is Show Answer


Q157) Which of the following statements describe natural extinction?
A. Extinctions abetted by human activities.
B. Slow replacement of existing species.
C. Also known as background extinction.
D. A small population is most likely to be extinct. Show Answer


Q158) The reasons behind conserving biodiversity can be group into categories which include -
A. Narrowly utilitarian
B. Broadly utilitarian
C. Ethical utilitarian
D. No utilitarian Show Answer


Q159) In situ strategies include -
A. Biosphere reserve
B. National park
C. Wildlife sanctuaries
D. Scared forest/lakes Show Answer


Q160) Ex situ strategies include -
A. Botanical garden
B. Zoos
C. Seed/Pollen banks
D. Gene bank and tissue culture Show Answer


Q161) A. More than 70 percent of all the species recorded are animals.
B. Out of every 10 animals on this planet, 7 are insects.
C. The number of fungi species in the world is more than the combined total of the species of fishes, amphibians, reptiles and mammals.
D. Number of fishes is very less than the that of mammals. Show Answer


Q162) Sacred groves are found in -
A. Khasi and Jaintia Hills in Meghalaya
B. Aravalli Hills of Rajasthan
C. Western ghat regions of Karnataka and Maharashtra and Sarguja, Chanda and Bastar areas of Madhya Pradesh
D. None Show Answer


Q163) According to the concept of species area relations Show Answer


Q164) A species area relation is used by ecologists to Show Answer


Q165) What effect, if any, would the extinction of a mutualistic pollinator have on the plant it pollinates? Show Answer


Q166) Which is/are correct about Amazon rain forest?
A. It is called Lungs of the planet.
B. It is being cut and cleared for cultivating soya beans or for conversion to grasslands for raising beef cattle.
C. The largely trophical rain forest in South America has highest biodiversity on earth.
D. It harbours probably million of species. Show Answer


Q167) Select the correct statement(s) -
A. India has more than 50,000 genetically different strains of rice.
B. India has 1000 varieties of mango.
C. The genetic variation in Rauwolfia vomitoria can be in terms of conc and potency of reserpine.
D. The tropical rain forest initially covered 14% of the land surface of earth, but now they cover only 6% of the land area. Show Answer


Q168) An exotic species that is introduced to a new area, spreads rapidly and eliminates native species is called Show Answer


Q169) The exotic species, introduced in India are Show Answer


Q170) Which of the following fishes is exotic species introduced in India for aquaculture Show Answer


Q171) More than 25% of drugs are derived from plants. What benefits does this describe? Show Answer


Q172) Exploring molecular, genetic and species-level diversity for products of economic importance like medicines is called Show Answer


Q173) Modern Ex situ conservation includes Show Answer


Q174) Ex situ conservation is used for the conservation of Show Answer


Q175) Select incorrect statement Show Answer


Q176) Which of the following is an example of alien species invading a new ecosystem resulting in biodiversity losses? Show Answer


Q177) In recent years the number of species driven to extinction has increased dramatically. Which of the following is not a reason for this? Show Answer


Q178) Which parameter of a population do ecologists measure to assess extinction risk for a population? Show Answer


Q179) Why do species extinctions matter? Show Answer


Q180) Which of the following methods could be used to restore a population of animals from a few male and female individuals. Show Answer


Q181) The number of species that become extinct due to habitat destruction is greatest in _________ ecosystems with many ______ species. Show Answer


Q182) Major causes of human-induced extinctions of species include all of the following except Show Answer


Q183) Which of the following is not a reason to protect biodiversity? Show Answer


Q184) Which of the following is not currently a major cause of species extinctions? Show Answer


Q185) A species that is found only in a particular region is said to be Show Answer


Q186) Which of the following statements about species area relationships and their consequences for extinction rates is false? Show Answer


Q187) Which of the following is true?
A. The biological wealth of our plant has been declining rapidly and the accusing finger is clearly pointing to human activities.
B. The colonization of tropical pacific Island by humans is said t be have led to the extinction of more than 2,000 species of native bird.
C. The IUCN Red list (2004) documents the extinction of 784 species in last 500 years. Show Answer


Q188) Which one of the following is false about Habitat loss and fragmentation? Show Answer


Q189) Term biodiversity was utilized to describe the combined diversity at all the levels of biological organization by Show Answer


Q190) Global species diversity and land area covered by India with respect to world is Show Answer


Q191) The cause/causes for species richness of tropics is/are Show Answer


Q192) Anthropogenic extinction is called Show Answer


Q193) Amazon rain forests are considered as lungs of the planet as they contribute _______ of the total oxygen in the earth's atmosphere. Show Answer


Q194) Introduction of alien species into new area possess a threat to extinction of indigenous species due to Show Answer


Q195) There are genetic variation shown by medicinal plant Rauwolfia Vomitoria. This plant growing in which one of the following regions. Show Answer


Q196) From the following statements you have to select the right option of right statements what were shown by David Tilman. Who performed long term ecosystem experiment using outdoor plots.
A. Plots with more species showed less year-to-year variation in total biomass.
B. Plots with less species showed less year-to-year variation in total biomass.
C. Increased diversity contributed to higher productivity.
D. Plots with more species showed more year-to-year variation in total rainfall. Show Answer


Q197) How many percent of the earth's land area is covered by all the biodiversity hot spots. Show Answer


Q198) Select a correct match Show Answer


Q199) Which of the following is false? Show Answer


Q200) In the formula log S = log C + Z log A, ecologist have discovered that the value of z lies in the range of Show Answer


Q201) Which of the following does not belong to The Evil Quartet Show Answer


Q202) Which of the following is correct?
A. Three of the hot spot - Western Ghats and Sri Lanka, Indoburma and Himalaya cover our country's exceptionally high biodiversity region.
B. India now has 14 biosphere reserves, 90 national parks and 448 wildlife sancturies.
C. Ex situ conservation - In this approach, threatened animals and plants are taken out from their natural habitat and placed in special setting. Show Answer


Q203) The world summit on sustainable development held in 2002 in Johannesburg, South Africa, how many countries pledged their commitment to achieve by 2010. Show Answer


Q204) How much times have forests been lost in the tropics compared to the temperate region Show Answer


Q205) Approximately what proportion of the global land surface is used for agriculture and grazing by the world's 6 billion people? Show Answer


Q206) What is the primary reason for targeting 'biodiversity hot spots' for conservation? Show Answer


Q207) Given below are three statements (A-C) each with one or two blanks. Select the option which correctly fills up the blanks.
Statements:
Ecologists and evolutionary biologists have proposed various hypotheses; some important ones are
A. Speciation is generally a function of time ___I___ regions were subjected to frequent glaciations in the past, ___II___ have remained relatively undisturbed for millions of years and thus, had a long evolutionary time for species diversification.
B. ____III____ environments, unlike temperate ones, are less seasonal, relatively more constant and predictable. Such constant environments promote niche specialization and lead to a greater species diversity.
C. There is more solar energy available in the ____IV____, which contributes to higher productivity; this is turn might contribute indirectly to greater diversity. Show Answer


Q208) Which hypothesis suggests ecosystems are like aeroplane wings where flight (ecosystem functioning) may or may not be compromised depending upon which species are lost Show Answer


Q209) Sacred groves are specially useful in Show Answer


Q210) Select the correct statement about biodiversity Show Answer


Q211) India has only 2.4% of the world's land area but its share of the global species diversity is Show Answer


Q212) Total number of identified biodiversity hotspots in the world is Show Answer


Q213) Kanha National Park is located in _______ and is famous for ______. Show Answer


Q214) Which one of the following areas in India, is a hotspot of biodiversity Show Answer


Q215) The highest number of species in the world is represented by Show Answer


Q216) Maximum nutritional diversity is found in the group. Show Answer


Q217) Which one of the following is not used for ex situ plant conservation? Show Answer


Q218) Humans have introduced alien species into the environment in all these ways except _____. Show Answer


Q219) An example of ex situ conservation is Show Answer


Q220) A species facing extremely high risk of extinction in the immediate future is called Show Answer


Q221) The organization which publishes the Red List of species is Show Answer


Q222) Find the wrongly matched pair. Show Answer


Q223) Find the wrongly matched pair. Show Answer


Q224) The animal species controlling the ecosystem functioning is known as Show Answer


Q225) An area is declared as "Hot spot" when Show Answer


Q226) Cryopreservation of gametes of threatened species in viable and fertile condition can be referred to as Show Answer


Q227) In which of the following both pairs have correct combination? Show Answer


Q228) The species confined to a particular region and not found elsewhere is termed as Show Answer


Q229) The largest tiger reserve in India is Show Answer


Q230) India is one of the 'twelve' megadiversity countries with _______ of genetic resources of the world Show Answer


Q231) Which one of the following is not a major characteristic feature of biodiversity hot spots? Show Answer


Q232) Amongst the animal groups given below, which one has the highest percentage of endangered species? Show Answer


Q233) For frugivorous birds and mammals in the tropical forests of different continents, Z (slope of the line/regression coefficient) is found to be Show Answer


Q234) During the analyzing the surface area relationship among very large area like entire continents, the slope of the line is found much steeper and the Z values ranges Show Answer


Q235) Most of the species that are yet undiscovered are probably Show Answer


Q236) Which of the following is the most important cause of animals and plants being driven to extinction? Show Answer


Q237) How many hot spots of biodiversity in the world have been identified till date by Norman Myers? Show Answer


Q238) Which of the following is correctly matched? Show Answer


Q239) Red list contains data or information on Show Answer


Q240) Which of the following National Parks is home to the famous musk deer or hangul? Show Answer


Q241) Which one of the following is an example of ex situ conservation? Show Answer


Q242) Chipko movement is concerned with Show Answer


Q243) A renewable exhaustible natural resource is Show Answer