Thu. Jan 9th, 2025

Humidity

  1. The content of water in gaseous form in a parcel of air having definite volume and temperature at a particular time and place is called

    Options:
    1. Humidity
    2. Vapour content
    3. Evaporation
    4. Both A and B

    Option: D

  2. Which of the following is/are correct?

    1. The content of atmospheric vapour decreases upward
    2. Humidity decreases from the equator to poleward
    Options:
    1. Only A
    2. Only B
    3. Both A and B
    4. Neither A nor B

    Option: C

  3. More than 90 per cent of the total atmospheric vapour is found up to the altitude of

    Options:
    1. 3 km
    2. 5 km
    3. 9 km
    4. 4 km

    Option: B

  4. Which of the following is/are correct?

    1. Vapour is almost transparent for incoming shortwave solar radiation
    2. The vapour is less transparent for outgoing shortwave terrestrial radiation
    Options:
    1. Both A and B
    2. Only A
    3. Only B
    4. Neither A nor B

    Option: A

  5. The vapour helps in heating the earth s surface and lower portion of the atmosphere because

    Options:
    1. It absorbs terrestrial radiation
    2. Reradiates terrestrial radiation back to the earth's surface
    3. Both A and B are the reason for the same
    4. None of the above

    Option: C

  6. The process of transformation of liquid into gaseous form is called

    Options:
    1. Condensation
    2. Evaporation
    3. Sublimation
    4. Radiation

    Option: B

  7. The amount and intensity of Evaporationdepend on

    Options:
    1. Aridity
    2. Temperature
    3. Wind velocity
    4. All of above

    Option: D

  8. Which of the following is/are correct?

    1. A stable airsaturates soon than the unstable air
    2. The maximum evaporation from land occurs between the latitude of 10° N and 10° S
    3. The maximum evaporation from oceans occurs between the latitude of 10° -20° in both the hemisphere
    Options:
    1. Only A and B
    2. Only B and C
    3. Only A
    4. All of the above

    Option: D

  9. The process of conversion of water vapor into liquid and solid form is called

    Options:
    1. Condensation
    2. Evaporation
    3. Radiation
    4. Sublimation

    Option: A

  10. Which of following three elements makes up 90 percent of dry weight of organic matter in the biosphere

    Options:
    1. Carbon, Oxygen and Hydrogen
    2. Carbon, Oxygen and Nitrogen
    3. Nitrogen, Oxygen and Hydrogen
    4. Carbon, Nitrogen and Hydrogen

    Option: A

  11. Amount of heat that requires to change the state of the water from solid to liquid is called

    Options:
    1. Latent heat of sublimation
    2. Latent heat of fusion
    3. Latent heat of vaporization
    4. Latent heat of condensation

    Option: B

  12. Amount of heat that requires to change the state of the water from solid to gaseous is called

    Options:
    1. Latent heat of condensation
    2. Latent heat of vaporization
    3. Latent heat of sublimation
    4. Latent heat of fusion

    Option: C

  13. Amount of heat that requires to change the state of the water from liquid to gaseous is called

    Options:
    1. Latent heat of sublimation
    2. Latent heat of fusion
    3. Latent heat of vaporization
    4. Latent heat of condensation

    Option: C

  14. Amount of heat that requires to change the state of the water from gaseous to liquid is called

    Options:
    1. Latent heat of sublimation
    2. Latent heat of vaporization
    3. Latent heat of fusion
    4. Latent heat of condensation

    Option: D

  15. Latent heat is the amount of heat energy which required for the conversion of water into

    Options:
    1. Water into vapour
    2. Ice into water
    3. Ice into vapour
    4. All of the above

    Option: D

  16. Horizontal transport of atmospheric moisture over the oceans and continents by atmospheric circulation is called

    Options:
    1. Advection
    2. Transportation
    3. Evaporation
    4. None of above

    Option: A

  17. The part of precipitation which falls directly into lakes, rivers and other water bodies is known as

    Options:
    1. Direct fall
    2. Throughfall
    3. Indirect fall
    4. None of the above

    Option: A

  18. Which of the following is/are correct?

    1. Some portion of rainfall is intercepted by vegetation.
    2. Some portion of rainfall reaches the ground directly as throughfall.
    3. Some portion of rainfall is lost to the atmosphere through the evapo- transpiration from the vegetation.
    Options:
    1. Only A
    2. Only A and B
    3. Only B and C
    4. All of the above

    Option: D

  19. How much percent of the total moisture of the biosphere is available to the global hydrological cycle?

    Options:
    1. 95 percent
    2. 75 percent
    3. 5 percent
    4. 40 percent

    Option: C

  20. Which of the following is/are correct?

    1. Humidity capacity refers to the capacity of a parcel of air to hold maximum amount of moisture content.
    2. Higher the temperature higher the moisture holding capacity of the air and vice versa.
    3. The air having moisture content equal to its humidity capacity is called saturated air.
    Options:
    1. Only A and B
    2. Only B and C
    3. Only A
    4. All of the above

    Option: D