Atmosphere
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Atmosphere
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25 Questions

1. Arrange the following gases of the atmosphere in increasing order by volume: 1. Nitrogen 2. Oxygen 3. Carbon dioxide 4. Argon
2. The jet aircrafts fly very easily and smoothly in the lower stratosphere. What could be the appropriate explanation? 1. There are no clouds or water vapour in the lower stratosphere. 2. There are no vertical winds in the lower stratosphere. Which of the statements given above is/are correct in this context? [CSAT 2011]
3. Consider the following statements: 1. Either of the two belts over the oceans at about 30°to 35°Nand S Latitudes is known as Horse Latitude.2. Horse latitudes are low pressure belts. Which of the statements given above is/are correct? [IAS 2007]
4. An upper air wind system with very high velocities in certain parts of the atmosphere is called:
5. Which one among the following is a high cloud? [NDA 2003]
6. In the atmosphere of the primitive earth there was no :
7. Which of the following sequences of clouds in ascending order would one meet 500 metres and above the mean sea level? [IAS 2009]
8. Wind in the Southern hemisphere is deflected towards left due to : [CDS 2001]
9. Which of the following places are favourably influenced by the Trade winds? 1. West Indies 2. Brazil 3. Mexico 4. Medagascar
10. In the northern hemisphere - the wind blowing from the Horse latitudes to the Doldrums is called: [NDA 1994]
11. The Sea breeze blows during: [Senior Observer's Exam 1991]
12. Logically - what does a continually rising air pressure indicate? [CDS 2012]
13. Water vapour beyond the dew point results in: [NDA 1994]
14. What causes snowfall?
15. Winds blow:
16. Which of the following statements is incorrect?
17. Which of the following is produced by the rapid ascent of moist air?
18. Which of the following is specially true of anticyclones in the southern hemisphere?
19. Which one among the following statements relating to a cyclone is not correct? [Asstt Commdt 2011]
20. The instrument used for finding out wind-direction is :
21. The water content in the atmosphere:
22. Frontal rain is caused by:
23. With reference to convectional type of rainfall - consider the following statements 1. It is a warm weather phenomenon. 2. This rainfall is associated with cumulo-nimbus clouds. Which of the statement(s) given above is/are correct? [IAS 2009]
24. Which of the following is/are correct in matching the layer of atmosphere and its characteristic ? 1. Troposphere : weather phenomena 2. Stratosphere : ozone layer 3. Ionosphere : radio waves reflected to earth's surface 4. Mesosphere : Aurorae
25. Because of which one of the following factors - clouds do not precipitate in deserts? [CDS 2009]

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