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General Knowledge :: Atmosphere

  1. What helps to maintain the heat budget on the surface of the earth?

  2. A.

     Incoming insolation in short waves and terrestrial radiation in long waves

    B.

     The atmosphere absorbs heat

    C.

     Incoming solar radiation is reflected

    D.

     The earth absorbs heat


  3. Which of the following is not one of the three processes involved in the transfer of water between the atmosphere and the surface of the Earth?

  4. A.

     Insolation

    B.

     Evaporation

    C.

     Condensation

    D.

     Precipitation


  5. Which gas is found in maximum quantity in lower atmosphere?

  6. A.

     Hydrogen

    B.

     Carbon dioxide

    C.

     Oxygen

    D.

     Nitrogen


  7. Relative humidity of the atmosphere is directly affected by ________

  8. A.

     Change in atmospheric pressure

    B.

     Change in atmospheric temperature

    C.

     Change in the direction of winds

    D.

     None of these


  9. Which of the following statements about Stratosphere is incorrect?

  10. A.

     It is the region in the atmosphere above tropopause

    B.

     It contains ozone layer which prevents ultraviolet radiations of sun from reaching to the earth

    C.

     It is not free from the violent weather changes occurring on the earth

    D.

     It provides ideal flying conditions


  11. Cloud burst means ________

  12. A.

     Abnormally heavy downpour of rain, associated with a thunderstorm

    B.

     Formation of artificial rain

    C.

     Presence of scattered flakes of cloud in the sky

    D.

     Sowing of seeds of a crop in a cloudy weather


  13. Which of the following is located at the minimum height from the Earth?

  14. A.

     Stratosphere

    B.

     Mesosphere

    C.

     Thermosphere

    D.

     Troposphere


  15. Beaufort Scale is used to measure ________

  16. A.

     Air pressure

    B.

     Wind velocity

    C.

     Wind direction

    D.

     Humidity


  17. Which of the following depletion results in the increase in the UV radiation on the Earth?

  18. A.

     Carbon monoxide

    B.

     Carbon dioxide

    C.

     Ozone

    D.

     Oxygen


  19. Consider the following statements:
    1. Nearly 99 percent of the total mass of the atmosphere lies within 30 km of the Earth's surface.
    2. The proportion of ozone in the atmosphere increases to a maximum at about 60 km from Earth's surface.
    Which of the statements given above is/are correct?

  20. A.

     1 only

    B.

     2 only

    C.

     Both 1 and 2

    D.

     Neither 1 nor 2