Introduction to Global Warming

Q.

What are the main aims of the Kyoto protocol?

Q.

Increase in which of the following gases cause global warming?

1. Carbon dioxide

2. Oxygen

3. Nitrogen

4. Argon

Q.

Greenhouse gases are

1. Absorbers of long-wave radiations from earth

2. Transparent to both solar radiations and long-wave radiations from earth

3. Absorbers of solar radiations for warming the atmosphere of earth-

4. Transparent to emissions from earth for passage into outer space

Q.

What do you mean by the Kyoto protocol?

Q. Match the greenhouse gas with its percentage contribution to global warming:

1. A - 2, B - 3, C - 1, D - 4
2. A - 1, B - 3, C - 2, D - 4
3. A - 3, B - 1, C - 2, D - 4
4. A - 1, B - 3, C - 2, D - 4

Q.

Why should we stop global warming?

Q.

Discuss the causes and effects of global warming. What measures need to be taken to control global warming?

Q. Global warming and greenhouse effect are synonyms of the same phenomenon.

1. True
2. False

Q. How is the greenhouse effect related to global warming?

Q. List four benefits to human life by eliminating the use of CFCs. [2]

Q. Which of the following is NOT associated with the control of global warming?

1. The Montreal Protocol
2. The Kyoto Protocol
3. UNFCCC
4. Both B and C

Q. Global warming is caused due to an abnormal increase in the amounts of ___ gases in the atmosphere.

Q. Regarding the assertion and reason, choose the correct option:
Assertion [A]: Methane component of greenhouse gases contributes to global warming by about 20 percent.
Reason [R]: Introduction of multipoint fuel injection engines in automobiles has decreased methane content in exhausts.

1. Assertion is true but Reason is false
2. Both Assertion and Reason are true and Reason is the correct explanation of Assertion
3. Both Assertion and Reason are false
4. Both Assertion and Reason are true but Reason is not the correct explanation of Assertion

Q. Kyoto Protocol was endorsed at

1. CoP-3
2. CoP-5
3. CoP-6
4. CoP-4

Q. Global warming is basically the result of

1. ozone layer depletion
2. naturally occurring greenhouse gases in the earth’s atmosphere
3. population explosion
4. anthropogenic activities such as deforestation and industrialisation.

Q. Which one of the following is the correct percentage of (the two out of four) greenhouse gases that contribute to the total global warming?

1. Methane 20%, N${}_2$O 18%
2. CFC 14%, Methane 20%
3. N${}_2$O 6%, CO${}_2$ 86%
4. CO${}_2$ 40%, CFC 30%

Q.

Greenhouse gases are

1. Absorbers of longwave infrared radiations from earth

2. Transparent to both solar radiations and longwave radiations from Earth

3. Absorbers of solar radiations for warming the atmosphere of Earth

4. Transparent to emissions from Earth for passage into outer space

Q. Regarding the assertion and reason, choose the correct option.
Assertion [A]: Deforestation is one main factor contributing to global warming.
Reason [R]: Besides CO₂, methane and CFCs are also greenhouse gases.

1. Assertion is true but Reason is false
2. Both Assertion and Reason are false
3. Both Assertion and reason are true and Reason is the correct explanation of Assertion
4. Both Assertion and Reason are true but Reason is not the correct explanation of Assertion

Q.

Discuss the causes and effects of global warming. What measures need to be taken to control global warming?

Q. Which of the following strategies is not a correct approach to reduce global warming?

1. Reducing greenhouse gas emission by limiting the use of fossil fuels
2. Increase the vegetation cover, particularly forests for photosynthetic utilisation of CO₂
3. Minimising the use of nitrogen fertilisers in agriculture for reducing NO₂ emission
4. Increasing the use of air conditioners, refrigeration units and production of plastic

Q. Which of the following is NOT associated with the control of global warming?

1. The Montreal Protocol
2. The Kyoto Protocol
3. UNFCCC
4. Both B and C

Q. Kyoto protocol is a multination international treaty for

1. phasing out greenhouse gases
2. controlling ozone destroying substances
3. management of hazardous wastes
4. conservation of biodiversity

Q. Jatropha plant is mainly used to produce

1. Biopesticides
2. Biodiesel
3. All of the above
4. Biofertilizers

Q. Which of the following strategies is not a correct approach to reduce global warming?

1. Reducing the green house gas emission by limiting the use of fossil fuels
2. Increases the vegetation cover particularly the forest for photosynthetic utilization of CO₂
3. Minimizing the use of nitrogen fertilizers, in agriculture for reducing NO₂ emission
4. Increasing the use of air conditioners, refrigeration unit and production of plastic