Clouds Multiple Choice Questions and Answers

11. Clouds made of ice crystals are the

1. nimbus
2. stratus
3. cumulus
4. cirrus

12. Clouds that develop due to convective uplift are termed

1. Stratiform clouds
2. Noctilucent clouds
3. Cumulus clouds
4. Fair weather

13. Clouds usually form when

1. air temperature reaches the dew point
2. evapouration has warmed the surrounding air
3. relative humidity is 0%
4. condensation nuclei have been removed from the air

14. Clouds which resemble cotton balls are the

1. stratus
2. cumulus
3. cirrus
4. nimbus

15. Collision-coalescence process of precipitation is applicable to

1. Cirrus
2. Clouds that extend beyond freezing level
3. Clouds that do not extend beyond freezing level
4. All types of clouds

16. Fog formed by cooling of the earths surface at night is

1. Radiation fog
2. Advection fog
3. Steam fog
4. Frontal fog

17. Precipitation that vaporizes before making it to the earths surface is

1. Fog
2. Virga
3. Cloud droplets
4. Haze

18. The clouds extending from one side of horizon to other as a dark grey sheet having uniform base are called

1. Stratus clouds
2. Cumulus clouds
3. Cirrus clouds
4. Nimbus clouds

19. The clouds float in the atmosphere because of their low

1. pressure
2. temperature
3. density
4. velocity

20. The most fair weathered and smallest of the cumulus clouds is the

1. Cumulus congestus
2. Cumulonimbus
3. Cumulus humilis
4. none of the above