Choose the correct alternative from the following.
Assertion:
In the Indian film festival, many awards have been given to Hindi movies.
RI. Judges of film festivals know the Hindi language better than any other regional language.
RII. Hindi is a national language.
Answer: D
The only reason behind getting an award can be outstanding performance. Hence, RI and RII are not valid reasons behind Hindi films getting many awards.
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Assertion (A) : DDT has nowadays lost its use as an insecticide.
Reason (R) : DDT is harmful to man.
Answer: B
DDT has lost its use as a insecticide because insects have developed immunity against it.
However, it is true that DDT is harmful to man.
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Assertion (A) : Roughage prevents constipation.
Reason (R) : Roughage adds bulk to the food.
Answer: A
Roughage adds bulk to the food and makes its passage through the stomach easier,
thus preventing constipation.
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Assertion (A) : Simla is colder than Delhi.
Reason (R) : Simla is at a high altitude compared to Delhi.
Answer: A
Simla is colder than Delhi because it is situated at a higher altitude and temperature decreases by 1oC for every 165 meters of ascent.
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Assertion:
A new media, that is growing by leaps and bounds these days, is the internet.
RI. People's communication skills have improved.
RII. Because science and technology is growing by leaps and bounds these days.
Answer: D
RI : "People's communication skills". This phrase implies "People's communicating ability", but not the media's. This is not a valid reason.
RII : Even if it is true that science has created this medium, it is people who accept it and make it popular. No reason is given in RII to explain why this medium is growing. Neither RI nor RII is a valid reason.
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Assertion (A) : India is facing the problem of inflation.
Reason (R) : We have to failed to check the growth of black money.
Answer: A
Inflation in India caused by unrestricted growth of black money.
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Assertion (A) : We feel comfortable in hot and humid climate.
Reason (R) : Sweat evaporates faster in humid climate.
Answer: D
We feel uncomfortable in hot and humid climate because in hot weather, body sweats more but dut to high humidity, this sweat does not evaporate easily.
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Assertion (A) : Eskimos reside in igloos.
Reason (R) : No other material except snow is available.
Answer: C
Eskimos live in snow houses called igloos because snow, being a bad conductor of heat, these houses are warm inside.
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Assertion (A) : Buddha left home after his marriage.
Reason (R) : He wished to be free of all worldly ties and become an ascetic.
Answer: A
Buddha left home even after his marriage because he wished to free himself of all worldly ties and become an ascetic.
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Assertion (A) : Seeds should be treated with fungicide before being sown.
Reason (R) : Seeds do not germinate, unless treated with fungicide solution.
Answer: C
Seeds are treated with fungicides before sowing to avoid seed-borne diseases.
However, seeds may germinate, even if not treated with fungicide solution.
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