Atmosphere Geography : Top 100 GK MCQ With Free Exam Geography SET :-9

Q51. Which one of the following layers of the atmosphere is responsible for the deflection of radio waves ?

(A) Troposphere
(B) Stratosphere
(C) Mesosphere
(D) Ionosphere

Answer: Ionosphere

Q52. Rain shadow effect is associated with

(A) Orographic rainfall
(B) Cyclonic rainfall
(C) Convectional rainfall
(D) Frontal rainfall

Answer: Orographic rainfall

Q53. Which one of the following statements is correct ?

Hurricanes __

(A) Form at the equator
(B) Are not as large as tornadoes
(C) Develop over warm ocean areas
(D) Tend to intensify when they move over land surfaces

Answer: Develop over warm ocean areas

Q54. Atmospheric pressure exerted on earth is due to __

(A) Gravitational pull of the earth
(B) Rotation of earth
(C) Revolution of earth
(D) Uneven heating of earth

Answer: Gravitational pull of the earth

Q55. Excess carbon dioxide in the atmosphere due to pollution will cause

(A) Earth’s temperature to rise
(B) Earth’s temperature to fall
(C) No change in earth’s temperature
(D) Increase in ultra-violet radiation reaching the earth

Answer: Earth’s temperature to rise

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Q56. Consider the following statements:

1. Troposphere varies in its thickness between equator and poles.

2. Stratosphere does not experience Normal Lapse Rate.

3. Ozone layer occurs in the Mesosphere.

4. Ionosphere lies between Stratosphere and Mesosphere

Which of these statements are correct ?

(A) 1 and 2
(B) 2 and 3
(C) 3 and 4
(D) 1, 2 and 4

Answer: 1 and 2

Q57. Temperature generally decreases towards the poles because __

(A) Air movement is generally towards the. equator
(B) Cold polar air masses prevent surface heating of the land
(C) Cold surfaces do not absorb solar energy as readily as warm surfaces
(D) Progressively lesser solar energy per unit area falls on the earth’s surface as we move to polar regions

Answer: Progressively lesser solar energy per unit area falls on the earth’s surface as we move to polar regions

Q58. What is the major role of a greenhouse gas that contributes to temperature rise of the Earth’s surface ?

(A) Transparent to both incoming sunlight and outgoing infrared radiation
(B) Stops both incoming sunlight and outgoing infrared radiation
(C) Lets outgoing infrared radiation pass through but stops incoming sunlight
(D) Lets incoming sunlight pass through but stops outgoing infrared radiation

Answer: Lets incoming sunlight pass through but stops outgoing infrared radiation

Q59. In which layer, temperature increases dramatically ?

(A) Ionosphere
(B) Exosphere
(C) Stratosphere
(D) Troposphere

Answer: Ionosphere

Q60. The chemically inactive gas present in the atmosphere is __

(A) Nitrogen
(B) Argon
(C) Water vapour
(D) Oxygen

Answer: Argon