The process of change of state of water from solid directly into vapour is called1. condensation2. snow fall3. sublimation4. precipitation
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Which of the following places has the highest tidal range ?1. Bay of Biscay2. Gulf of Ob3. Bay of Fundy4. Okha
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What is a tornado?1. a very high pressure centre2. a very low pressure centre3. a very high ocean wave4. a planetary wind
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An upper air wind system with very high velocities in certain parts of the atmosphere is called1. a cyclone2. an anticyclone3. monsoon4. jet stream
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Which one is an anticyclone?1. a low pressure system with clockwise winds in the northern hemisphere2. high pressure system with clockwise winds in the northern hemisphere3. low pressure system with clockwise winds in southern hemisphere4. high pressure system with clockwise winds in southern hemisphere
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What is a cyclone?1. a low pressure system with clockwise winds in the northern hemisphere2. a high pressure system with anticlock-wise winds in the northern hemisphere3. a low pressure system with anticlock-wise winds in the northern hemisphere4. a high pressure system with clockwise winds in the northern hemisphere.
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Which of the following is not a "greenhouse" gas?1. Water vapour2. Carbon dioxide3. CFCs4. Nitrogen
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Blizzards are characteristic of ...... region.1. equatorial2. tropical3. antarctic4. temperate
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Farrel's Law is concerned with the winds1. direction of winds2. velocity of winds3. intensity of waves4. none of these.