Climatology-Composition and Structure of the Atmosphere (CBSE-NET (UGC) Geography (Paper-II & Paper-III)): Questions 30 - 35 of 74

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Question number: 30

» Climatology » Composition and Structure of the Atmosphere

MCQ▾

Question

The Noctilucent clouds found in the mesosphere is due to

Choices

Choice (4) Response

a.

meteoric dust particles which act as condensation nuclei for high level convection which transports the water vapor upwards

b.

they are related to electrical charges in the atmosphere

c.

they are not clouds but something else

d.

some incandescent phenomena found in the atmosphere

Question number: 31

» Climatology » Composition and Structure of the Atmosphere

MCQ▾

Question

Near the Earth atmosphere interface, the atmosphere penetrates into the voids and pore spaces of soil and is continuous with ________

Choices

Choice (4) Response

a.

Transitional atmosphere

b.

Moist atmosphere

c.

Soil atmosphere

d.

Regolith

Question number: 32

» Climatology » Composition and Structure of the Atmosphere

MCQ▾

Question

The layer in which the weather phenomena are confined is

Choices

Choice (4) Response

a.

Ionosphere

b.

Troposphere

c.

Stratosphere

d.

None of the above

Question number: 33

» Climatology » Composition and Structure of the Atmosphere

MCQ▾

Question

97 % of the atmosphere lies within ________ km. of the surface of the Earth

Choices

Choice (4) Response

a.

16

b.

5

c.

29

d.

50

Question number: 34

» Climatology » Composition and Structure of the Atmosphere

MCQ▾

Question

The formation of Ozone in the atmosphere is related to

Choices

Choice (4) Response

a.

Large number of photochemical reactions

b.

Dissociation of Oxygen gas

c.

Absorption of ultra violet radiation by Oxygen

d.

All a. , b. and c. are correct

Question number: 35

» Climatology » Composition and Structure of the Atmosphere

MCQ▾

Question

Troposphere contains about ________ of the total gaseous mass of the atmosphere

Choices

Choice (4) Response

a.

90%

b.

60%

c.

75%

d.

100%

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