Impact of Global Warming

Q. Global warming can be can be controlled by:

1. Reducing deforestation, cutting down use of fossil fuel
2. Reducing reforestation, increasing the use of fossil fuel
3. Increasing deforestation slowing down the growth of human population
4. Increasing deforestation, reducing efficiency of energy usage

Q.

Do pesticides contribute to global warming?

Q. Global warming can be can be controlled by:

1. Reducing deforestation, cutting down use of fossil fuel
2. Reducing reforestation, increasing the use of fossil fuel
3. Increasing deforestation slowing down the growth of human population
4. Increasing deforestation, reducing efficiency of energy usage

Q.

Match the global environmental issues given in column I with the respective effects given under column II and choose the right answer.

1. A - s, B - r, C - t, D - q

2. A - p, B - s, C - t, D - q

3. A - r, B - s, C - t, D - q

4. A - q, B - s, C - t, D - p

Q. Which of the following can happen as a result of global warming?

1. Destruction of coral reefs
2. Volcanic eruptions
3. Earthquakes
4. Deforestation

Q.

Global warming results in

1. Rise in sea level

2. Melting of ice caps

3. Receding glaciers

4. All of these

Q.

Over the last 18, 000 years or so, global temperature has risen by

1. $2^{\circ }$C

2. $4^{\circ }$C

3. $6^{\circ }$C

4. $7^{\circ }$C

Q. Regarding the assertion and reason, choose the correct answer.
Assertion [A]: Global warming reduces pH levels in the oceans.
Reason [R]: Carbon dioxide dissolves in water to form carbonic acid.

1. Both A and R are true, and R explains A
2. Both A and R are true, but R does not explain A
3. A is true and R is false
4. Both A and R are false