Practice Test

Q1) Assertion (A): It's colder on mountains than it is on plains.
Reason (R): It's colder on mountains than it is on plains. Show Answer

Q2) Assertion (A): When lightning strikes, the sound is heard a little after the flash is seen.
Reason (R): The velocity of light is greater than that of the sound. Show Answer

Q3) Assertion (A): Inside the earth metals are present in molten state.
Reason (R): Earth absorbs the sun's rays. Show Answer

Q4) Assertion (A): A ship rises as it enters the sea from a river.
Reason (R): The density of sea water is higher as compared to river water. Show Answer

Q5) Assertion (A): AIDS does not have a vaccine.
Reason (R): The AIDS virus alters its genetic code. Show Answer

Q6) Assertion (A): Indian President is the head of the State.
Reason (R): Indian Parliament consists of the President, Lok Sabha and Rajya Sabha. Show Answer

Q7) Assertion (A): Clothes are not washed properly in hot water.
Reason (R): Hard water contains many minerals. Show Answer

Q8) Assertion (A): The British sovereignty continued to exist in free India.
Reason (R): The British sovereign appointed the last Governor General of free India. Show Answer

Q9) Assertion (A): In India, females have higher life expectancy than the males.
Reason (R): Females receive a better diet. Show Answer

Q10) Assertion (A): Sprouting should not be done before consuming the grains.
Reason (R): Sprouting kills many vital vitamins. Show Answer

Q11) Assertion (A): On 26th January, 1950, the Indian Constitution came into force.
Reason (R): 26th January is celebrated as the Republic Day. Show Answer

Q12) Assertion (A): Appendix is a vestigial organ in human body.
Reason (R): It does not participate in digestion. Show Answer

Q13) Assertion (A): Pipes carrying water often burst in cold countries during severe winter.
Reason (R): Water expands on freezing. Show Answer

Q14) Assertion (A): Himalayas used to lay under the sea.
Reason (R): Fossils of various marine creatures are traced on the Himalayas. Show Answer

Q15) Assertion (A): An electric bulb makes a 'bang’ when it is broken.
Reason (R): The air inside the bulb rushes out immediately on breaking. Show Answer

Q16) Assertion (A): Shivaji developed the guerrilla Warfare.
Reason (R): Shivaji feared the Mughals.
Show Answer

Q17) Assertion (A): Salt is an ingredient used to cook food at higher altitudes.
Reason (R):
Temperature is lower at higher altitudes.
Show Answer

Q18) Assertion (A): Legumes revive the soil fertility.
Reason (R): Microbes in the root nodules of legumes fix the atmospheric nitrogen. Show Answer

Q19) Assertion (A): Carbon monoxide when inhaled causes death.
Reason (R): Carbon monoxide combines with hemoglobin. Show Answer

Q20) Assertion (A): Pressure cookers are fitted with ebonite handles.
Reason (R): Ebonite is strong.
Show Answer

Q21) Assertion (A): Diamond is used for cutting glass.
Reason (R): Diamond has a high refractive index.
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Q22) Assertion (A): Pluto is the coldest planet
Reason (R): It receives slanting rays of-the sun.
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Q23) Assertion(A): Bangladesh imports jute from India.
Reason (R): Bangladesh has most of the jute mills.
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Q24) Assertion (A): Eskimos reside in igloos.
Reason (R): No other material except snow is available.
Show Answer

Q25) Assertion(A): Graphite is slippery and used as a lubricant.
Reason (R): Graphite has free electrons.
Show Answer

Q26) Assertion (A): We feel comfortable in hot and humid climate.
Reason (R): Sweat evaporates faster in humid climate. Show Answer

Q27) Assertion (A): Simla is colder than Delhi.
Reason (R): Simla is at a higher altitude as compared to Delhi.
Show Answer

Q28) Assertion (A): We prefer to wear white clothes in winter.
Reason (R): White clothes are good reflectors of heat. Show Answer

Q29) Assertion (A): Silver is not used to make electric wires.
Reason (R): Silver is a bad conductor.
Show Answer

Q30) Assertion (A): Legumes revive the soil fertility.
Reason (R): Microbes in the root nodules of legumes fix the atmospheric nitrogen. Show Answer

Q31) Assertion(A): Tamil Nadu gets most of the rainfall in winter.
Reason (R): Tamil Nadu gets rainfall from retreating monsoons. Show Answer

Q32) Assertion (A): Increase in carbon dioxide would melt polar ice.
Reason (R): Global temperature would rise. Show Answer

Q33) Assertion (A): There is no vaccine for AIDS.
Reason (R): The AIDS virus changes its genetic code.
Show Answer

Q34) Assertion (A): An iron ball floats on mercury but gets immersed in water.
Reason (R): The specific gravity of iron is more than that of mercury. Show Answer

Q35) Assertion (A): Himalayas once laid under the sea.
Reason (R): Fossils of marine creatures are traced on the Himalayas. Show Answer

Q36) Assertion (A): When the bus starts, the person inside it falls forward.
Reason (R): The bus pushes the man forward.
Show Answer

Q37) Assertion(A): When common salt is kept open, it absorbs moisture from the air.
Reason (R): Common salt contains magnesium chloride. Show Answer

Q38) Assertion (A): Cotton is grown in alluvial soils.
Reason (R): Alluvial soils are very fertile.
Show Answer

Q39) Assertion (A): Carbon monoxide when inhaled causes death.
Reason (R): Carbon monoxide combines with hemoglobin. Show Answer

Q40) Assertion (A): Weeds should not be allowed to grow along with the crops.
Reason (R): Weeds leave no space for plants to grow. Show Answer

Q41) Assertion (A): Glass tumbler breaks in winter when hot water is poured in it.
Reason (R): When hot water is poured, the outer surface of glass expands. Show Answer

Q42) Assertion (A): Leakages in household gas cylinders can be detected.
Reason (R): LPG has a strong smell.
Show Answer

Q43) Assertion(A): The steam engine was invented by James Watt.
Reason (R): There was a problem of taking out water from flooded mines. Show Answer

Q44) Assertion (A): Cut fruits and vegetables should not be kept in open for long.
Reason (R) : Their vitamin content is ruined. Show Answer

Q45) Assertion (A): Razia Sultan was the daughter of Iltutmish.
Reason (R): Iltutmish was a rebel.
Show Answer

Q46) Assertion (A): A little gap is left between iron rails.
Reason (R): Iron expands in summer.
Show Answer

Q47) Assertion (A): a Vaccines prevent diseases.
Reason (R): Vaccines must be given to children.
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Q48) Assertion (A): a Leaves of plants are green.
Reason (R): Plants contain chromoplasts, the green pigment.
Show Answer

Q49) Assertion (A): Most of the Himalayan rivers are perennial.
Reason (R): They are fed by melting snow.
Show Answer

Q50) Assertion (A) The British sovereignty continued to exist in India.
Reason (R) The British sovereign appointed the last Governor- General of free India. Show Answer

Q51) Assertion (A) Indian President is the head of the State.
Reason (R) Indian parliament consist of the president Lok Sabha and Rajya Sabha Show Answer

Q52) Assertion(A) Aurangzeb failed in his Deccan policy.
Reason (R) He could not follow the policy of appeasement. Show Answer

Q53) Assertion (A) We prefer to wear white clothes in winter.
Reason (R) White clothes are good reflectors of heat. Show Answer

Q54) Assertion (A) Shimla is colder than Delhi.
Reason (R) Shimla is at higher altitude as compared to delhi. Show Answer

Q55) Assertion (A) Utter Pradesh is called the 'Sugar Bowl of India.
Reason (R) Utter Pradesh is the leading sugarcane producer. Show Answer

Q56) Assertion (A) Most of the Himalayan rivers are perennial.
Reason (R) They are fed by melting snow Show Answer

Q57) Assertion (A) Ashoka pillars have retained their gloss on their surface.
Reason (R) Moisture laden winds do not below in the areas where it is located. Show Answer

Q58) Assertion (A) There is the rainbow in the sky only after rains.
Reason (R) Water drops suspended in the air break up Sun's rays into seven colours. Show Answer

Q59) Assertion (A) Mohammad bin- Tughlaq is called the 'wisest foot'
Reason (R) He had wise plans but implemented them foolishly. Show Answer

Q60) Assertion (A) Food materials should not be soaked in water for a long time.
Reason (R) Washing leads to loss of vitamin A and vitamin D from the food stuff. Show Answer

Q61) Assertion(A): Earth is the only planet known to have file.
Reason(R): Earth has an atmosphere which is a mixture of oxygen, nitrogen and carbon dioxide. Show Answer

Q62) Assertion(A): Leaves of plants are green.
Reason(R): Plants contain chromoplasts the green pigment. Show Answer

Q63) Assertion(A): Moon cannot be used as a satellite for communication.
Reason(R): Moon does not move in the equatorial plane of the Earth. Show Answer

Q64) Assertion(A): Unpolished rice should be eaten.
Reason(R): Polished rice lacks vitamin B. Show Answer

Q65) Assertion(A): The western coast of India is characterized by the location of several sea ports.
Reason(R): Western coast has evidence of deep sea water. Show Answer

Q66) Assertion(A): River Narmada flows westward.
Reason(R): Narmada falls into the Bay of Bengal. Show Answer

Q67) Assertion(A): India is a secular country.
Reason(R): Indian people can practice any faith they like. Show Answer

Q68) Assertion(A): Eskimos reside in igloos.
Reason(R): No other material except snow is available.
Show Answer

Q69) Assertion(A): The common value of all religion should be taught to the children in our schools.
Reason(R): Yes, it will help inculcating moral values amongst the children of our country. Show Answer

Q70) Assertion(A): India is a 'sovereign' country.
Reason(R): Policies of India are decided by USA. Show Answer

Q71) Assertion(A): Interpersonal roles relate to a person's behaviour that focuses on interpersonal contact.
Reason(R): Such roles are derived directly from the authority and status. Show Answer

Q72) Assertion(A): In the ordinary fire extinguisher, carbon dioxide is generated by the chemical reaction of sodium bicarbonate and dilute sulphuric acid.
Reason(R): Carbon dioxide can be used to extinguish fire. Show Answer

Q73) Assertion(A): All machines suffer a loss of efficiency due to the frictional force acting on any moving member of that machine.
Reason(R): The frictional force can be reduced by providing a thin film of lubricant between any two mating parts. Show Answer

Q74) Assertion(A): The escape velocity from the surface of the moon is less than that from the Earth's surface.
Reason(R): The moon has no atmosphere. Show Answer