atmosphere & climatology section 2 MCQ Questions & Answers Detailed Explanation

Question : 1

Cloudy nights are warmer than clear nights because of

a) depletion of ozone layer

b) greenhouse effect

c) terrestrial radiation

d) insolation

Question : 2

Which one of the following climates are associated with the shifting of the pressure belts?

1. Equatorial climate
2. Mediterranean climate
3. Monsoon climate
4. Western European climate

a) 1 and 3

b) 1 and 2

c) 2 and 4

d) 2 and 3

Question : 3

What is a ‘tornado’?

a) A very low pressure centre

b) A very high pressure centre

c) A planetary wind

d) A very high ocean wave

Question : 4

Perpendicular rays are usually more heating than oblique rays. Therefore, south-facing slopes are warmer than north-facing slopes in the summer

a) in the southern hemisphere

b) in the northern hemisphere

c) nowhere

d) everywhere

Question : 5

Variations in the length of day and night time from season-to-season are due to

1. The Earth’s rotation on its axis.
2. The Earth’s revolution around the Sun in an elliptical manner.
3. Latitudinal position of the place.
4. Revolution of the Earth on-axis.

a) Only 2 and 4

b) Only 1

c) Only 1 and 3

d) 1, 2 and 3

Question : 6

Consider the following statements

1. Ozone is mostly found in the stratosphere
2. Ozone layer lies 25 to 30 km above the surface of the Earth
3. Ozone absorbs ultraviolet radiation from the Sun.
4. Ozone layer has no significance for life on the Earth

a) 1 and 3

b) 1 and 2

c) 3 and 4

d) 1, 2 and 3