Uses of Natural Resources

Q.

How greenhouse effect is responsible for global warming?

Q.

Lignite can be used as a fuel but it is not a fossil fuel.

1. True
2. False

Q. Which of the following are made from paraffin?

1. Vaseline
2. Paints
3. Fertiliser
4. Candles

Q. Explain global warming and effect of greenhouse gases.

Q. What are fossil fuels? Give a few examples. Is wood a fossil fuel? How can animal waste be used as a source of energy?

Q. Excess of greenhouse gases in the air leads to .

1. rainfall
2. global warming
3. water depletion

Q. Green house effect can be reduced by:

1. growing trees and forests
2. use of faulty refrigerators
3. the use of natural gas
4. burning of fossil fuels

Q. Which is the ultimate source of the energy of fossil fuels?

Q. Select the options which can be used as fuels in our daily-life activities.

1. LPG
2. Diesel
3. Kerosene
4. Rock
5. Petrol
6. CNG
7. Soil
8. Glass

Q. Select the options which can be used as fuels in our daily-life activities.

1. Kerosene
2. Petrol
3. CNG
4. Diesel
5. LPG
6. Glass
7. Soil
8. Rock