atmosphere & climatology section 8 MCQ Questions & Answers Detailed Explanation

Question : 1

What is the term used to denote the temperature at which the water vapour present in the atmosphere is sufficient to saturate?

a) Dew point

b) Condensation point

c) Saturation point

d) Sublimation point

Question : 2

Which of the following gases in the atmosphere is/are responsible for acid rains?

1. Oxides of sulphur
2. Oxides of nitrogen
3. Oxides of carbon

a) 1 and 3

b) 1 and 2

c) 1, 2 and 3

d) Only 2

Question : 3

Which one among the following is the idealised global pattern of surface wind from the Equator to Pole ?

a) Easterlies-Westerlies-Trade Wind-Easterlies

b) Doldrum-Westerlies-Trade Wind-Easterlies

c) Westerlies-Trade Wind-Doldrum-Easterlies

d) Doldrum-Trade wind-Westerlies-Easterlies

Question : 4

The water content in the atmosphere

a) increases as temperature increase

b) is not dependent on temperature

c) cannot be measured

d) remains unchanged with change in temperature

Question : 5

In an Anticyclone

a) Winds blow in clockwise direction in southern hemisphere.

b) Barometric pressure is high towards centre of the system.

c) Situation of calm prevails and weather changes rapidly.

d) Weather remains moist and sky is cloudy.

Question : 6

Which of the following sequences is correct for rainfall?

a) Rapid ascent of air → large raindrops → heavy downpour

b) Slow ascent of air → slow condensation → heavy downpour

c) Descent of air → air warmed → heavy downpour

d) Pressure decreased → air compressed → heavy downpour