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1. Imaginary lines joining places of same atmospheric pressure above sea, level is called:, (a) isotherms (b) isobars (c) isotopes (d) isohyets, , 2. The layer of the atmosphere which is rich in ozone:, (a) stratosphere (b) mesosphere (c)exosphere (d) thermosphere, , 3. Loo is an example of:, (a) permanent winds. (b) periodic winds., (c) local winds. (d) variable winds., , 4. The temperature at which air gets saturated:, (a) boiling point. (b) melting point (c) saturation point. (d) dew point., , 5. The study of weather:, , , , (a) climatology. (b) astrology. (c) astronomy. (d) meteorology., 6.The envelope of air surrounding the Earth is called .... =, (a)biosphere (b)atmosphere (c)thermosphere (d)exosphere, 7. The amount of the moisture present in air is called ..........06. :, (a)humidity (b)temperature (c)wind (d) climate, , 8. Winds which blow over a particular period of time over a particular area, are called, , (a) permanent winds —__(b) periodic winds (c)local winds, , (d)variable winds, , 9. Lines joining places of equal rainfall are called, , (a) isobars (b) isohyets (c)isotherms, , (d)isotopes, , HDs cceniciineniionns is used for finding the direction of wind., , (a) Wind vane (b) Anemometer (c)barometer (d)thermometer, , 11. Largest water bodies on Earth:, (a) rivers (b) seas (c) lakes (d) oceans, , 12. The constant movements of ocean water in a particular direction:, (a) waves (b) tides (c) ocean currents (d) None of the above, , 13.Salinity of the ocean depends upon:, (a) temperature (b) rate of evaporation, (c) addition of freshwater (d) All of the above

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14. Warm currents flow from:, (a)polar regions to equatorial regions (b) equatorial regions to polar, regions, , (c)Both a and b (d) None of the above, , 15. The Labrador current and the Gulf Stream mect at:, (a) Carribeanisland = (b) Japan (c)Newfoundland island (d) UK