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General Knowledge :: Atmosphere

  1. Which of the following is/are correct in matching the layer of atmosphere and its characteristic ?
    I. Troposphere : weather phenomena
    II. Stratosphere : ozone layer
    III. Ionosphere : radio waves reflected to earth's surface
    IV. Mesosphere : Aurorae

  2. A.

     I, II, III and IV

    B.

     I, II and IV

    C.

     II and III

    D.

     I, II and III


  3. What is true with regard to Jet Streams?
    1. High velocity winds
    2. Blow from west to east
    3. Blow in upper troposphere near the tropopause
    4. Blow in the mesosphere

  4. A.

     2 and 3

    B.

     2 and 4

    C.

     1, 2 and 3

    D.

     1, 2 and 4


  5. The dry wind 'Santa Ana' blows in ________

  6. A.

     Siberia

    B.

     Argentina

    C.

     Switzerland

    D.

     California


  7. Which one among the following statements relating to a cyclone is not correct?

  8. A.

     It is a wind circulation system with a low pressure at the centre

    B.

     It brings about sudden change In weather condition in an area

    C.

     Wind movement towards the low pressure centre of a cyclone is clockwise in the northern hemisphere

    D.

     It is known as hurricane in West Indies


  9. Which one of the following is a type of planetary wind?

  10. A.

     Monsoons

    B.

     Loo

    C.

     Westerlies

    D.

     Tornadoes


  11. Which of the following sequences of clouds in ascending order would one meet 500 metres and above the mean sea level?

  12. A.

     Stratus, Nimbus, Cirrostratus, Cirrus

    B.

     Nimbus, Cirrostratus, Cirrocumulus, Stratus

    C.

     Cirrostratus, Stratus, Cumulo-nimbus

    D.

     Stratus, Cirrostratus, Cumulo-numbus, Cirrocumulus


  13. A sudden fall in the barometric reading indicates ________

  14. A.

     Rain

    B.

     Storm

    C.

     Fine weather

    D.

     Extreme cold


  15. The amount of actual water vapour of air is known as ________

  16. A.

     Absolute humidity

    B.

     Dew point

    C.

     Relative humidity

    D.

     Condensation point


  17. Precipitation takes place when ________

  18. A.

     The sky is overcast with clouds

    B.

     Temperature of moisture in air suddenly increases

    C.

     Temperature of moisture in air sharply decreases

    D.

     Winds begin to blow in a circular motion


  19. Temperate cyclones bring along with them ________

  20. A.

     Pleasant weather

    B.

     Snowfall and hail

    C.

     Thunderstorms and torrential rainfall

    D.

     Mild rainfall