Table of Contents
NDA GEOGRAPHY MCQS ON CYCLONES
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Explanation: Cyclones are given by various names in different regions of the world. The term typhoon is applied in the western Pacific and China Sea.
What is Cyclone Amphan and how it got its name?
6. Which term is applied for the cyclone distributed in the Indian Ocean?
A. Hurricanes
B. Tornadoes
C. Typhoons
D. Tropical Cyclone
Ans. D
Explanation: The distribution region of tropical cyclone is the Indian Ocean.
7. It is a ….. when the maximum sustained wind speed is more than 63 km/h.
A. Tropical depression
B. Tropical Storm
C. Typhoon
D. Hurricane
Ans. B
Explanation: Depending upon the maximum sustained wind, tropical cyclones will be designated as follows:- When the maximum sustained speed is less than 63 km/h it is known as a tropical depression and when the maximum sustained speed is more than 63 km/h then it is known as a tropical storm.
8. Which category mentioned the Hurricane with the utmost sustained wind speeds of 210-249 km/h?
A. Category 1
B. Category 2
C. Category 3
D. Category 4
Ans. D
Explanation: In fact, the strength of the hurricane also varies from Category 1to 5 according to the Saffir-Simpson Hurricane Wind Scale. Category 4- Mentioned the Hurricane with the utmost sustained wind speeds of 210-249 km/h.
9. In which of the following parts of tropical cyclone wind speed attains maximum value which is typically 15 to 30 Km from the centre of the storm?
A. Eye
B. Eyewall
C. Warm core
D. None of the above
Ans. B
Explanation: Tropical cyclone wind field may be divided into three regions and in the second region that is the eyewall, wind speed attains their maximum value which is typically 15 to 30 Km from the centre of the storm.
10. What causes tropical cyclone to rotate?
A. Tension Force
B. Gravitational Force
C. Frictional Force
D. Coriolis Force
Ans. D
Explanation: Coriolis force deflects the air which is drawn into the surface low-pressure centre and causes cyclonic rotation.
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