1). Winds and air currents differ in the aspect that :
A). air currents blow much faster than winds |
B). air currents are always moisture laden while the winds are usually dry |
C). the winds blow on lands while air currents blow over seas and oceans |
D). winds and horizontal movements of air while air currents are the vertical movements of air |
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2). The ozone layer in the upper part of the atmosphere protects us from :
A). comic rays |
B). ultrasonic waves |
C). infra-red rays |
D). ultraviolet rays |
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3). The cold and dense air blowing down the mountain slope during the night is known as :
A). anabatic wind |
B). khamsin |
C). katabatic wind |
D). harmatan |
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4). When the wind is deflected due to the rotation of the Earth, it is called as :
A). geotropic wind |
B). polar wind |
C). westerlies |
D). trade winds |
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5). Which of the following statements is incorrect ?
A). Roaring forties are the southern latitudes where Westerlies are prevalent |
B). Monsoons are local seasonal winds |
C). Doldrum belt lies between 10 degree S latitudes |
D). Horse latitudes are found between Trade winds and Westerlies |
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6). Which one of the following is not a correct example of tropical cyclone ?
A). Tornadoes |
B). Typhoons |
C). Hurricanes |
D). Nor' westers |
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7). Match the following : A. Canada 1. Buran B. Egypt 2. Khamsin C. Argentina 3. Foehn D. Siberia 4. Chinook 5. Zonda Below options are given in A B C D order
A). 2 5 3 1 |
B). 4 2 5 1 |
C). 1 4 5 3 |
D). 4 5 3 2 |
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8). Temperate cyclones bring along with them :
A). pleasant weather |
B). snowfall and hail |
C). thunderstorms and torrential rainfall |
D). mild rainfall |
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9). 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 |
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10). Doldrums are belts of low atmospheric pressure obtained in the regions adjoining the equator to a distance of :
A). 5 degree latitude towards the north only |
B). 5 degree latitude towards the south only |
C). 5 degree latitude towards north and south |
D). 15 degree latitude towards north and south |
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