Global Warming

Q.

The most harmful of ultraviolet radiation is ___ .

1. UV-C

2. UV-B

3. UV-A

4. All the above

Q.

Ozone layer is present in the ___ .

1. Mesosphere

2. Ionosphere

3. Troposphere

4. Stratosphere

Q.

Who Measure The Global Warming Rate?

1. Physicist

2. Astrologers

3. Philosopher

4. Climatologist

Q.

Out of the following, which one causes "Ozone Depletion"?

1. Land degradation

2. Deforestation

3. High levels of chlorine and bromine compounds in the stratosphere

4. Increase in greenhouse gas concentrations

Q.

The major cause of ozone depletion is due to which chemical?

1. Polyphenols

2. ChloroFluoroCarbons

3. Dioxins

4. Rayon

Q.

Global warming is only caused by natural factors

1. False

2. True

Q. Kyoto protocol deals with ___________.

1. Reduction of emission of green house gases.
2. Reduction of emission of nitrogen dioxide gas.
3. Reduction of nuclear weapons
4. Reduction of ozone depleting substance

Q.

Global warming is caused by___ .

1. NO2

2. GHGs

3. CFCs

4. CH4

Q. Kyoto protocol is a/an____________

1. convention
2. international treaty.
3. None of these
4. national treaty.

Q.

Give at least two sources of methane formation in nature.

Q.

Greenhouse effect is caused by

1. Increase in CO2

2. Decrease in O2

3. Decrease in CO2

4. Increase in O2