atmosphere & climatology section 6 MCQ Questions & Answers Detailed Explanation

Question : 1

The diagram given below shows the schematic relations of temperature and precipitation of tropical climatic type over land: Decreasing Temperature 1234 Increasing Precipitation Arrange the climatic types in the correct sequence from left to right:

1. Monsoon topics
2. Wet and dry tropics
3. Arid and semiarid
4. Rainy tropics.

a) 4-3-2-1

b) 1-4-3-3

c) 3-2-1-4

d) 2-1-3-4

Question : 2

Which one of the following statements is true about tropopause?

a) Its average height is about 10 km over the equator.

b) It is about 5 km thick layer.

c) The temperature at its top is lowest over the equator and relatively higher over the poles.

d) There is no seasonal variation in its height.

Question : 3

Which one of the following zones of the atmosphere is rich in ozone gas?

a) Troposphere

b) Mesosphere

c) Ionosphere

d) Stratosphere

Question : 4

Consider the following statements:

1. The approach of a cyclone is characterised by a rise in barometric reading.
2. In the cyclones of the southern hemisphere, the winds circulate in an anticlockwise direction.

a) 2 only

b) 1 only

c) Neither 1 nor 2

d) Both1 and 2

Question : 5

Which one of the following is the correct sequence of increasing the velocity of wind?

a) Fresh breeze-Light breeze-Hurricane-Gale

b) Light breeze-Fresh breeze-Gale-Hurricane

c) Hurricane-Light breeze-Gale-Fresh breeze

d) Light breeze-Gale-Fresh breeze-Hurricane

Question : 6

Although hot deserts have a very low annual rainfall, occasional heavy rain storms do occur and these sometimes produce steep-sided, flat-floored valleys called

a) wadi

b) gorges

c) barchan

d) canyons