Global Warming

Q.

Which of the following gases is not a greenhouse gas?

1. Carbon monoxide

2. Methane

3. Water vapour

4. Ozone

Q. 1)A balloon when kept in sun, bursts after some time.why?

Q.

How industrialization is responsible for Global Warming?

Q.

A doctor advised to use icepad on forehead to bring fever down instead of using water at 100 degree c.why?

Q.

Explain the term 'global warming'. State two ways by which global warming can be reduced.

Q.

Which gas is/are responsible for Global warming?

1. Oxygen

2. Carbon dioxide

3. Water vapour

4. Methane

Q.

Which of the following gases is contributing to a significant increase in the atmospheric temperature?

1. Oxygen

2. Methane

3. All of these

4. Helium

Q.

Where does Global Warming happen?

Q.

Increase in amount of $C{O}_2$ in air results in _____________.

1. global warming

2. green house effect

3. neither global warming nor green house effect

4. both global warming and green house effect

Q.

Assertion [A]: Greenhouse effect is due to a layer of CO₂ in the atmosphere.

Reason [R]: The glass panels of a greenhouse allow sunlight to pass through but prevent heat from being re-radiated into outer space.

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