atmosphere & climatology section 1 Practice Questions Answers Test with Solutions & More Shortcuts

Question : 36 [UPPCS (Mains) 2016]

Which of the following continents has all types of climatic zones?

a) North America

b) South America

c) Asia

d) Australia

Answer: (c)

Question : 37 [SSC CAPFs 2015]

The forests which act as barriers against cyclones are :

a) Mangrove forests

b) Alpine forests

c) Monsoon forests

d) Evergreen forests

Answer: (a)

Mangrove Forest acts as barriers against cyclones and other natural disasters like tidal waves and tropical storms. They act as live sea walls against disasters and help minimise the damage done to property and life.

They also slow soil erosion and stabilize tidal banks against rising sea level, another climate change hazard.

Question : 38 [NDA 2017-I]

The planetary winds that blow from the sub-tropical high pressure belts to the equator are known as

a) doldrums

b) westerlies

c) trade winds

d) polar winds

Answer: (c)

Trade winds blow from the subtropical highs or horse latitudes toward the low pressure of the ITCZ(Intertropical Convergence Zone).

Question : 39

The earth’s reflectivity of solar radiation, termed albedo, is highest in which one of the following?

a) Forest area

b) Cropland

c) Snow area

d) Sand desert

Answer: (c)

The percentage of radiant energy reflected back by a surface is called the albedo. The total amount of energy lost by scattering and reflection of various kinds and returned to space is called earth’s albedo.

Question : 40 [SSC CGL 2011]

Troposphere is the hottest part of the atmosphere because

a) there are charged particles in it

b) it is closest to the Sun

c) heat is generated in it

d) it is heated by the Earth’s surface

Answer: (d)

The lowest part of the troposphere is the warmest because it is closest to the ground, where the heat is coming from.

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