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| 61)Water content in the atmosphere | |||
| is not dependent on themperature | increases as temperature increases | ||
| remain unchanged as temperature changes | can not be measured | ||
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| 62)What will happen if the temperature of water is lowered from 8 degree to 3 degree Celsius | |||
| water will freeze | water will not change in volume | ||
| the volume will first increase then decrease | the volume will first decrease then increase | ||
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| 63)Which would be the shortest route from Moscow to San Francisco ? | |||
| via Canada | over land | ||
| over south pole | over north pole | ||
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| 64)Which one of the following is a great circle | |||
| Tropic of Cancer | Tropic of Capricon | ||
| Equator | polar circle | ||
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| 65)What is \'Midnight sun\'? | |||
| twilight | very bright moon | ||
| rising sun | sun shining in the polar circle for long time | ||
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| 66)Farrel\'s law describes | |||
| velocity of wind | direction of wind | ||
| temperature of wind | none of these | ||
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| 67)Blizzards are found in | |||
| equatorial region | tropical region | ||
| Antarctic region | temperate region | ||
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| 68)The importance of ozone in the atmosphere is | |||
| that it provides condensation nuclei | that it provides protection against ultraviolet radiation | ||
| that it helps in scattering blue light | that it creates greenhouse effect on earth | ||
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| 69)What is cyclone? | |||
| a high pressure system with clock wise wind in the northern hemisphere | a low pressure system with clock wise wind in the northern hemisphere | ||
| a high pressure system with anti-clock wise wind in the northern hemisphere | a low pressure system with anti-clock wise wind in the northern hemisphere | ||
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| 70)What is anti-cyclone? | |||
| a high pressure system with clock wise wind in the northern hemisphere | a low pressure system with clock wise wind in the northern hemisphere | ||
| a low pressure system with clock wise wind in the northern hemisphere | a low pressure system with clock wise wind in the southern hemisphere | ||
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| 71)In the some part of the atmosphere very high velocity wind system is found which is called | |||
| monsoon | jet stream | ||
| a cyclone | an anti-cyclone | ||
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| 72)What is tornado? | |||
| a very high pressure centre | a very low pressure centre | ||
| a very high ocean wave | none of these | ||
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| 73)The process of changing water vapour into ice directly is called | |||
| condensation | sublimation | ||
| snow | precipition | ||
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| 74)When humidity is expressed as percentage, it is called | |||
| absolute humidity | relative humidity | ||
| specific humidity | percentage humidity | ||
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| 75)What is vapour pressure? | |||
| the pressure due to vapour in the air only | barometric pressure | ||
| presence of vapour in the air | none of these | ||
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