Introduction of Environmental Science (CBSE-NET (Based on NTA-UGC) Environmental Science (Paper-II)): Questions 32 - 37 of 41

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Question number: 32

» Introduction of Environmental Science » Structure and Composition of Biosphere

Appeared in Year: 2011

MCQ▾

Question

Fluxes of heat, water vapour and momentum are constant in – (December)

Choices

Choice (4) Response

a.

Ekman layer

b.

Surface boundary layer

c.

Middle atmosphere

d.

Upper atmosphere

Question number: 33

» Introduction of Environmental Science » Pressure, Temperature, Precipitation, Humidity, Radiation and Wind

Appeared in Year: 2011

MCQ▾

Question

Average value of solar insolation at the earth’s surface is – (December)

Choices

Choice (4) Response

a.

250

b.

450

c.

550

d.

350

Question number: 34

» Introduction of Environmental Science » Inversions and Mixing Heights

Appeared in Year: 2011

MCQ▾

Question

Inversions occur when atmosphere is – (December)

Choices

Choice (4) Response

a.

Slightly stable

b.

Most stable

c.

Neutral

d.

Unstable

Question number: 35

» Introduction of Environmental Science » Sustainable Development

Appeared in Year: 2011

MCQ▾

Question

What are the steps necessary for sustainable management of renewable resources? – (December)

Choices

Choice (4) Response

a.

Avoiding over-exploitation and pollution of biotic systems.

b.

Strengthening the resource base and augmenting regenerability of biotic systems.

c.

Use of alternative resources.

d.

All a. , b. and c. are correct

Question number: 36

» Introduction of Environmental Science » Physico-Chemical and Biological Factors in Environment

Appeared in Year: 2009

MCQ▾

Question

Doppler effect is not commonly observed using light, because: (June)

Choices

Choice (4) Response

a.

Object has to be moving at a speed that is a significant fraction of the speed of light.

b.

Sound is audible

c.

Velocity of sound is much smaller than that of light

d.

Light is an electromagnetic wave

Question number: 37

» Introduction of Environmental Science » Structure and Composition of Atmosphere

Appeared in Year: 2009

MCQ▾

Question

One of the important mechanism of aerosol formation is: (June)

Choices

Choice (4) Response

a.

Nucleation from vapour molecules

b.

Breakdown of nimbus clouds

c.

Cracking of ionosphere

d.

Precipitation in local ponds

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