atmosphere & climatology section 7 MCQ Questions & Answers Detailed Explanation

Question : 1

Assertion (A):
Unlike temperate forests, the tropical rain forests, if cleared, can yield productive farmland that can support intensive agriculture for several years even without chemical fertilizers.
Reason (R):
The primary productivity of the tropical rain forest is very high compared to that of temperate forests.
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

Question : 2

Which one of the following countries is the largest producer of fuel wood in the world?

a) Russia

b) Indonesia

c) China

d) India

Question : 3

Which one of the following is called “Roaring Forty”?

a) Winds blowing in northern hemisphere between 400– 600 N

b) Winds blowing in southern hemisphere between 400– 600 S

c) Very hot and fast blowing summer winds

d) Very cold winds which blow in winters

Question : 4

The atmospheric layer which reflects radio waves is called

a) Ionosphere

b) Exosphere

c) Troposphere

d) Stratosphere

Question : 5

Most of the communication satellites today are placed in a geostationary orbit. In order to stay over the same spot on the Earth, a geostationary satellite has to be directly above the

a) Either North or South Pole

b) Tropic of Cancer

c) Tropic of Capricorn

d) Equator

Question : 6

What causes snowfall?

a) When rain freezes into snow flakes while passing through the atmosphere.

b) When condensation takes place below 0°C and precipitation occurs in the form of flakes.

c) When the air temperature is much lower than surface temperature.

d) When condensation takes place in the form of fog and precipitation occurs as flakes.