atmosphere & climatology section 6 MCQ Questions & Answers Detailed Explanation

Question : 1

Smog is a combination of

a) water and smoke

b) air and water vapour

c) smoke and fog

d) fire and water

Question : 2

Choose the correct option which represents the arrangement of atmospheric layers.

a) Ecosphere, Troposphere, Ionosphere, Mesosphere, Stratosphere

b) Ionosphere, Ecosphere, Mesosphere, Stratosphere, Troposphere

c) Troposphare, Ionosphere, Ecosphere

d) Mesosphere, Ionosphere. Ecosphere, Troposphere, Stratosphare

Question : 3

Which of the following is wrongly matched?

a) Rain caused by vertical circulation of air currentsorographic rainfall.

b) Rainfall caused by mountain standing in the way of moisture-laden winds-relief rainfall.

c) An area sheltered from rain bearing winds by a hillrain shadow area.

d) Rain caused by a warm moist air mass moving upward over cold air mass- cyclonic rain-fall.

Question : 4

Taiga forests are characteristics of

a) Tropical region

b) Equatorial region

c) Temperate region

d) Sub-tropical region

Question : 5

Consider the following statements :

1. Troposphere varies in its thickness between equator and poles.
2. Stratosphere does not experience a Normal Lapse Rate.
3. Ozone layer occurs in the Mesosphere.
4. Ionosphere lies between Stratosphere and Mesosphere.

a) 2 and 3

b) 1 and 2

c) 1, 2 and 4

d) 3 and 4

Question : 6

Assertion (A):
60º-65º latitudes in both the hemispheres have a low pressure belt instead of high pressure.
Reason (R):
The low pressure areas are stable over oceans rather than on land.
Code

a) Both (A) and (R) are true, but (R) is not the correct explanation of (A)

b) Both (A) and (R) are true and (R) is the correct explanation of (A)

c) (A) is false, but (R) is true

d) (A) is true, but (R) is false