atmosphere & climatology section 6 Practice Questions Answers Test with Solutions & More Shortcuts

Question : 41 [SSC CGL Pre 2003]

Where does most of the weather phenomena take place?

a) Troposphere

b) Ionosphere

c) Tropopause

d) Stratosphere

Answer: (a)

Weather is the state of the atmosphere, to the degree that it is hot or cold, wet or dry, calm or stormy, clear or cloudy. Most weather phenomena occur in the troposphere, just below the stratosphere.

Weather refers, generally, to day-to-day temperature and precipitation activity, whereas climate is the term for the average atmospheric conditions over longer periods of time.

Question : 42 [IAS (Pre) 2005]

Assertion (A):
Wind patterns are clockwise in the Northern Hemisphere and anti-clockwise in the Southern Hemisphere.
Reason (R):
The direction of wind patterns in the Northern and the Southern Hemisphere are governed by the Coriolis effect.
Code

a) Both (A) and (R) are true, but (R) is not the correct explanation of (A)

b) Both (A) and (R) are true and (R) is the correct explanation of(A)

c) (A) is false, but (R) is true

d) (A) is true, but (R) is false

Answer: (b)

Question : 43

Tropopause separates

a) Stratosphere and Troposphere

b) Troposphere and ozonosphere

c) Troposphere and Ionosphere

d) Stratosphere and Ionosphere

Answer: (a)

Tropopause is the upper limit of the troposphere and therefore it constitutes the boundary between Troposphere and the Stratosphere.

Question : 44 [SSC CGL 2016]

Which of the following is the uppermost layer of the atmosphere?

a) Mesosphere

b) Stratosphere

c) Exosphere

d) Ionosphere

Answer: (c)

The exosphere is the outermost layer of Earth’s atmosphere. It extends from the exobase, which is located at the top of the thermosphere at an altitude of about 700 km above sea level, to about 10,000 km where it merges into the solar wind.

This layer is mainly composed of extremely low densities of hydrogen, helium and several heavier molecules. The exosphere is located too far above Earth for any meteorological phenomena to be possible.

Question : 45 [PSC (Pre) 2017]

Dalbergia species is associated with which one of the following?

a) Coffee

b) Cashew nut

c) Rosewood

d) Tea

Answer: (c)

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