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Atmosphere Geography : Best 90+ GK MCQ With Free Exam Geography SET :-10

Q41. Choose the incorrect statement __

(A) Capacity of air to hold moisture decreases with a rise in temperature of the air
(B) The air pressure decreases with an increase in temperature
(C) Absolute humidity is expressed in grams per cubic metre of air
(D) With an ascent of every 165 metres, the temperature is reduced by 1°C

Answer: Absolute humidity is expressed in grams per cubic metre of air

Q42. In the Southern hemisphere the Westerlies blow from __

(A) North
(B) North east
(C) North west
(D) South east

Answer: North west

Q43. The term used for the zone at low pressure and light and variable winds in the oceanic equatorial regions is __

(A) Depression
(B) Doldrums
(C) Horse-latitudes
(D) Inter-tropical convergence

Answer: Depression

Q44. The form of precipitation in which the raindrops get frozen into ice on coming in contact with a cold layer of air near the earth’s surface is called __

(A) Fog
(B) Hail
(C) Sleet
(D) Snowfall

Answer: Sleet

Q45. Relative humidity

(A) Increases with increased temperature
(B) Decreases with increased temperature
(C) Decreases with decreased temperature
(D) Has no relation with increase or decrease of temperature

Answer: Decreases with increased temperature

Q46. Which of the following winds is incorrectly paired with the area in which it prevails ?

(A) Berg wind – South eastern Africa
(B) Karaburan – Tarim basin of Sinkiang
(C) Southerly Burster – New South Wales
(D) Hurricanes – New Zealand

Answer: Hurricanes – New Zealand

Q47. Local thunderstorms ‘Nor westers’ are prominent in __

(A) Punjab
(B) West Bengal
(C) Andhra Pradesh
(D) Tamil Nadu

Answer: West Bengal

Q48. Wind in the Southern hemisphere is deflected towards left due to __

(A) Temperature variations
(B) Rotation of the earth
(C) Difference in pressure
(D) Difference in water content

Answer: Rotation of the earth

Q49. Arrange the following gases of the atmosphere in increasing order by volume:

I. Nitrogen

II. Oxygen

III. Carbon dioxide

IV. Argon

(A) I, II, III, IV
(B) I, II, IV, III
(C) III, IV, II, I
(D) IV, III, II, I

Answer: III, IV, II, I

Q50. Which of the following are true regarding ionosphere ?

I. It is the uppermost layer of atmosphere

II. The molecules and atoms of nitrogen and oxygen in this layer absorb a part of solar radiation and become ionized

III. This layer is responsible for reflecting back the radio wave transmitted from the earth

(A) I and II
(B) I and II
(C) II and III
(D) I, II and III

Answer: II and III