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Frequently Asked UPSC Exam Pattern, UPSC Questions with Answers Page 45

(#M40025015) UPSC QUESTION Mental Ability Keep an EYE

What are the possible limitations of India in mitigating the global warming at present and in the immediate future? [UPSC 2010 (CS-P)]
1. Appropriate alternate technologies are not sufficiently available.
2. India can not invest huge funds in research and development.
3. Many developed countries have already set up their polluting industries in India.
Which of the statements given above is/are correct?

1 and 2 only
2 only
1 and 3 only
1, 2 and 3

Asked In UPSC MAN (12 years ago)

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(#M40025014) UPSC QUESTION Mental Ability Keep an EYE

There is a concern over the increase in harmful algal blooms in the seawaters India. What could be the causative factors for this phenomenon?
1. Discharge of nutrients from the estuaries.
2. Run-off from the land during the monsoon.
3. Upwelling in the seas.
Select the correct answer from the codes given below:[UPSC 2011 (CS-P)]

1 only
1 and 2 only
2 and 3 only
1, 2 and 3

Asked In UPSC MAN (12 years ago)

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(#M40025013) UPSC QUESTION Mental Ability Keep an EYE

The vector for elephantiasis is [UPSC 2008]

Culex mosquito larva
Female mosquito
Infected culex mosquito
Female anopheles mosquito

Asked In UPSC MAN (12 years ago)

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(#M40025011) UPSC QUESTION Mental Ability Keep an EYE

The phenomenon of radioactivity was discovered by [UPSC 2008]

Madam Curie
J.J. Thomson
Roentgen
Becquerel

Asked In UPSC MAN (12 years ago)

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(#M40025008) UPSC QUESTION Mental Ability Keep an EYE

The function of heavy water in a nuclear reactor is to [UPSC 2011 (CS-P)]

Slow down the speed of neutrons
Increase the speed of neutrons
Cool down the reactor
Stop the nuclear reaction

Asked In UPSC MAN (12 years ago)

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(#M40025007) UPSC QUESTION Mental Ability Keep an EYE

The formation of ozone hole in the Antarctic region has been a cause of concern. What could be the reason for the formation of this hole?[UPSC 2011 (CS-P)]

Presence of prominent tropospheric turbulence; and inflow of chlorofluorocarbons
Presence of prominent polar front and stratospheric clouds; and inflow of chlorofluorocarbons.
Absence of polar front and stratospheric clouds; and inflow of methane and chlorofluorocarbons.
Increased temperature at polar region due to global warming

Asked In UPSC MAN (12 years ago)

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(#M40025006) UPSC QUESTION Mental Ability Keep an EYE

The double helical structure of DNA was discovered by [UPSC 2008]

Watson and Crick
Watson and Khurana
Crick and Khurana
Watson and Morgan

Asked In UPSC MAN (12 years ago)

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(#M40025003) UPSC QUESTION Mental Ability Keep an EYE

Some species of plants are insectivorous. Why? [UPSC 2010 (CS-P)]

Their growth in shady and dark places does not allow them to undertake sufficient photosynthesis and thus they depend on insects for nutrition.
They are adapted to grow in nitrogen deficient soils and thus depend on insects for sufficient nitrogenous nutrition.
They can not synthesize certain vitamins themselves and depend on the insects digested by them.
They have remained in that particular stage of evolution as living fossils, a link between autotrophs and heterotrophs.

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(#M40024998) UPSC QUESTION Mental Ability Keep an EYE

Indiscriminate disposal of used fluorescent electric lamps causes mercury pollution in the environment. Why is mercury used in the manufacture of these lamps? [UPSC 2010 (CS-P)]

A mercury coating on the inside of the lamp makes the light bright white.
When the lamp is switched on, the mercury in the lamp causes the emission of ultra – violet radiations.
When the lamp is switched on, it is the mercury which converts the ultra – violet energy into visible light.
None of the statement given above is correct about the use of mercury in the manufacture of fluorescent lamps

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(#M40024985) UPSC QUESTION Mental Ability Keep an EYE

Statements:
H @ I, I # L, L ÚA, A $ Q
Conclusions:
I.H # L
II.HÚL
III.Q # H)

Asked In UPSC MAN (12 years ago)

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