atmosphere & climatology section 1 MCQ Questions & Answers Detailed Explanation

Question : 1

What is the most important element of climate ?

a) Temperature

b) Rainfall

c) Humidity

d) Pressure

Question : 2

Statement I:
The decrease of air temperature with increasing altitudes in the atmosphere is called the vertical temperature gradient.
Statement II:
In the Troposphere, air temperature decreases with increasing altitude due to radiation from the Earth.
Code:

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 : 3

Which one of the four regions above the earth has smallest height (km) ?

a) Mesosphere

b) Stratosphere

c) Troposphere

d) Thermosphere

Question : 4

Which one of the following diagrams shows the direction and duration of wind?

a) Climogram

b) Cartogram

c) Star diagram

d) Ergograph

Question : 5

Which of the following is the lowest atmospheric layer?

a) Stratosphere

b) Lithosphere

c) Hydrosphere

d) Troposphere

Question : 6

Which of the following is/are correct?

1. The Northern Pacific is the deepest part of the Ocean.
2. The South-West Pacific is devoid of marginal seas.
3. The South-East Pacific has broad submarine ridges and plateaus.
4. The ocean floor of the Pacific Ocean is fairly uniform with broad rises and depressions.

a) 1 and 4

b) 1, 2, 3, 4

c) 1, 3 and 4

d) 2 and 3