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Atmosphere Geography : Best 90+ GK MCQ With Free Exam Geography SET :-10
Q81. Which of the following statements is wrong ?
(A) Roughly circular isobar system with a high pressure at the centre represents an anticyclone
(B) Roughly circular isobar system with a low pressure at the centre represents a cyclone
(C) Roughly V-shaped isobar system with a low pressure at the centre represents a trough
(D) Roughly V-shaped isobar system with a low pressure at the centre represents a hurricanes
Answer: Roughly V-shaped isobar system with a low pressure at the centre represents a hurricanes
Q82. The phenomenon of ‘trade winds’ takes place due to
(A) Conduction of heat
(B) Convection of heat
(C) Radiation
(D) None of the above
Answer: Convection of heat
Q83. Winds blow __
(A) In regions of low pressure
(B) From a region of high pressure to a region of low pressure
(C) From a region of low pressure to a region of high pressure
(D) In regions of high pressure
Answer: From a region of high pressure to a region of low pressure
Q84. What is a cloudburst ?
(A) It refers to sudden and copious rainfall over a small area which often lasts for only a few minutes
(B) It refers to 50mm rain over a period of time
(C) It is caused by rapid condensation of very high clouds
(D) It refers to a thunderstorm with little rain
Answer: It refers to sudden and copious rainfall over a small area which often lasts for only a few minutes
Q85. What causes snowfall ?
(A) When condensation takes place below 0° C and precipitation occurs in the form of flakes
(B) When rain freezes into snow-flakes while passing through the atmosphere
(C) When condensation takes place in form of fog and precipitation occurs as flakes
(D) When the air temperature is much lower than surface temperature
Answer: When condensation takes place below 0° C and precipitation occurs in the form of flakes
Q86. Which is the lowest layer of Atmosphere ?
(A) Troposphere
(B) Stratosphere
(C) Mesosphere
(D) Exosphere
Answer: Troposphere
Q87. Freely moving bodies are __
(A) Deflected to their right in the northern hemisphere
(B) Deflected to the right in the southern hemisphere
(C) Deflected upwards at the equator
(D) Unaffected by the earth’s movements
Answer: Deflected to their right in the northern hemisphere
Q88. The zone of Earth’s atmosphere immediately above its surface up to a height of about 16kms above equator and 8kms over the poles is known as
(A) Mesosphere
(B) Thermosphere
(C) Troposphere
(D) Stratosphere
Answer: Troposphere
Q89. Consider the following statements:
1. The annual range of temperature is greater in the Pacific Ocean than that in the Atlantic Ocean.
2. The annual range of temperature is greater in the Northern Hemisphere than that in the Southern Hemisphere.
Which of the statements given above is/are correct ?
(A) 1 only
(B) 2 only
(C) Both 1and 2
(D) Neither 1 nor 2
Answer: 2 only
Q90. Consider the following statements:
1. Mistral is a cold wind blowing in North America.
2. Sirocco is a hot dry wind blowing across the North African coast.
Which of the statement(s) given above is/are correct ?
(A) 1 only
(B) 2 only
(C) Both 1 and 2
(D) Neither 1 nor 2
Answer: 2 only