atmosphere & climatology section 3 MCQ Questions & Answers Detailed Explanation

Question : 1

The absence of which among the following causes the temperature of the atmosphere to decrease with an ascent along with decreasing density of air?

1. Vegetation
2. Water
3. Carbon dioxide
4. Oxygen
5. Nitrogen

a) 3 and 4

b) 1 and 2

c) 2 and 5

d) 2 and 3

Question : 2

Consider the map given below. Of the four shaded areas in the map, that which is characterised by hot dry summer, mild and moist winters and seasonal reversal of winds is the areas labelled.

a) 2

b) 1

c) 4

d) 3

Question : 3

Collision-Coalescence process of precipitation is applicable to

a) those clouds which do not extend beyond the freezing level

b) clouds which extend beyond freezing level

c) cumulonimbus cloud

d) all types of clouds

Question : 4

Statement I: Anticyclone, which is a high-pressure wind system, does not bring about significant change in weather condition.
Statement II: The outward movement of wind from the high-pressure centre keeps limited scope for weather disturbance.

a) Both the statements are individually true, but Statement II is not the correct explanation of Statement I

b) Both the statements are individually true and Statement II is the correct explanation of Statement I

c) Statement I is false, but Statement II is true

d) Statement I is true, but Statement II is false

Question : 5

Which of the following latitudinal extents relate to ‘horse latitudes’?

a) 30° – 40° North and South

b) 20° – 30° North and South

c) 50° – 60° North and South

d) 40° – 50° North and South

Question : 6

Upto a height of 50 km from Earth, the atmosphere is composed of

a) only nitrogen and oxygen

b) nitrogen, oxygen, argon, minor gases

c) None of these

d) only minor gases such as carbon dioxide, hydrogen, neon, helium, methane, etc.