Effects of Global Warming

Q. Which of the following are true regarding ${\text{CO}}_2$?

a. Excess of ${\text{CO}}_2$ acts as a pollutant
b. Plants take in ${\text{CO}}_2$ for photosynthesis
c. Deforestation leads to decrease in the amount of ${\text{CO}}_2$ in air
d. Less quantity of ${\text{CO}}_2$ causes rise in temperature

1. a and b

2. a, b and d

3. a, b and c

4. b and c

Q. Which of the following are the effects of global warming?

1. Melting of polar ice caps
2. Increase in energy consumption
3. Rise of sea level
4. Increase in average temperature of earth's atmosphere

Q.

The most visually striking evidence of global warming is:

1. Thunderstorms

2. High-temperature fluctuations in winters

3. Melting of glacial ice on nearly every continent
   

4. All the above

Q.

Which of the following is the major cause of global warming ?

1. Reflection of UV rays by $C{O}_2$ and $H_{2}O$

2. Reflection of IR rays by $C{O}_2$ and $H_{2}O$

3. Reflection of IR rays by $O_2$ and $N_2$

4. Reflection of UV rays by $O_2$ and $N_2$

Q. Which of the following is not a potential adverse effect of global warming?

1. Increase in UV radiation reaching the earth
2. Melting of glaciers
3. Rise in sea level
4. More extreme weather patterns

Q.

Which of the following are the effects of global warming?

1. Melting of polar ice caps

2. Increase in energy consumption

3. Rise of sea level

4. All of these

Q.

___ leads to the melting of polar ice caps and odd climatic changes.

1. Global Warming
2. Atmospheric gases
3. Water pollution
4. Acid Rain

Q.

Which of the following is the most important thing for survival of living organisms?

1. Fabric

2. Air

3. Food

4. Water

Q. Write the effects of global warming. [3 marks]

Q.

The most visually striking evidence of global warming is:

1. The increased precipitation along Gulf coast states

2. All the above

3. Highly varying temperature fluctuations felt during the winter months

4. Rapid melting of glacial ice on nearly every continent