Page 326 - New Medley 5 Semester 2

3. The main greenhouse gases are carbon dioxide,

methane and CFCs.

4. Circles drawn parallel to the equator in both the
hemispheres are called parallels.

5. Greenland is the second largest island in the world.

D. Match Column A with Column B. (5)

Column A Column B

1. Wadi (a) is the main cause of air pollution.

2. A plateau (b) is a temporary river formed after
the rains in a desert.

3. Smoke (c) runs between Paris and Istanbul.

4. The Grand Orient Express (d) was developed by G.D. Fahrenheit
in 1715.

5. The clinical thermometer (e) rises suddenly from the surrounding
area but has a flat top.

E. Give an example of each of the following. (5)

1. A cause of water pollution:

2. A play of Kalidasa:

3. A moderate leader of the Congress:

4. A radical leader of the Congress:

5. One of the causes of the Revolt of 1857:

F. What do you think that we as citizens can do to help our government in performing its
duties more effectively? Give a few examples. (5)

G. Answer the following questions. (10)

1. What are the main causes of global warming?

2. How did the steam engine revolutionalise the transport system?

3. What is the role of new machines in curing diseases?

4. Why is the Revolt of 1857 called the First War of Independence?

5. How is the Union Government formed in our country?

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