atmosphere & climatology section 7 MCQ Questions & Answers Detailed Explanation

Question : 1

Spring tides occur when

a) the moon, the sun and the earth are the right angles, with the earth at the apex

b) the moon, the sun and the earth are in the same line

c) the moon is farthest from the earth

d) the moon is nearest to the earth

Question : 2

Clouds are the result of

a) Normal temp. lapse rate

b) Evaporation

c) Condensation

d) Catabatic lapse rate

Question : 3

Which of the following statement regarding the ozone layer within the atmosphere is/are correct?

1. It absorbs most of the Ultraviolet radiation found in the Sun’s rays.
2. Chlorofluorocarbons are a serious threat to the ozone layer.

a) Only 2

b) Only 1

c) Neither 1 nor 2

d) Both 1 and 2

Question : 4

Which one of the areas marked as (a), (b), (c) and (d) in the given figure of the cyclone, witnesses heavy torrential short duration rainfall accompanied by thunderstorms? a

a) b

b) a

c) d

d) c

Question : 5

The climate of North America is influenced during winter by the

a) Warm airmasses

b) Polar airmasses

c) Tropical airmasses

d) Continental airmasses

Question : 6

If there is no carbon dioxide in the earth’s atmosphere, the temperature of the earth’s surface would be

a) higher than the present

b) dependent on the amount of oxygen in the atmosphere

c) the same

d) less than the present