1. Increase in carbon dioxide in atmosphere causes: [Railways 1994]

2. Which of the following statements is not true of Trade Winds?

3. Warm dry winds blowing down the east slopes of Rockies are known as : [NDA 1992]

4. Heat gain through insolation and heat loss through terrestrial radiation are equal approximately at which latitude?

5. The plane of contact of the troposphere and stratosphere is known as :

6. The layer of the atmosphere which provides ideal conditions for flying on et aeroplanes is :

7. Which of the following statements is/are correct? 1. Cyclone is a low pressure system. 2. The wind movement is clockwise in the cyclone of northern hemisphere. Select the correct answer using the code given below: [NDA 2011]

8. Wind in the Southern hemisphere is deflected towards left due to : [CDS 2001]

9. Winds blow:

10. Which of the following places are favourably influenced by the Trade winds? 1. West Indies 2. Brazil 3. Mexico 4. Medagascar

11. The form of precipitation in which the raindrops get frozen into ice on coming in contact with a cold layer of air near the earth's surface is called:

12. Consider the following statements: [Asstt Comm 2008] 1. Rainfall in the doldrums is of convectional nature. 2. Convectional rainfall is highly localized and is associated with minimum cloudiness. Which of the statements given above is/are correct?

13. What is the major role of a greenhouse gas that contributes to temperature rise of the Earth's surface? [CDS 2012]

14. The Trade winds are caused by:

15. Very strong and cold icy winds that blow in the Polar regions are called: [CPO SI 2003]

16. The water content in the atmosphere:

17. Which of the following are true with regard to temperature control of the atmosphere of a given place? 1. The major temperature contrasts on earth's surface are between land masses and oceans 2. During night - the water surface cools more rapidly than the land surface 3. Temperature generally decreases with latitude on either side of the equator 4. Temperature rises to a maximum during summer and falls to a minimum during winter

18. Northern part of Australia is typified by which one of the following? [IAS 2007]

19. Which one of the following conditions is NOT necessary for precipitation to occur? [NDA 2002]

20. A type of rainfall which occurs when wind rises up along a hill or mountain barrier is called: [NDA 2004]

21. Which of the following characterises the Foehn? 1. It is warm 2. It is humid 3. It is common in the valleys of the northern Alps 4. It blows in winter

22. Doldrums are: [NDA 1995]

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

24. When a descending air contracts and its volume decreases - what happens to its temperature? [IAS 2009]

25. Water vapour beyond the dew point results in: [NDA 1994]