Management of Fossil Fuels

Q. Which of the following is a non-poisonous gas released by the usage of petroleum and coal?

1. Carbon monoxide
2. Sulfur dioxide
3. Carbon dioxide
4. Nitrogen oxide

Q.

Through which process does power generation take place in thermal power plants?

1. Coal burnt - water converted to steam - turbine rotates - electricity generated.

2. Coal burnt - kinetic energy released - turbine rotates - electricity generated.

3. Chemical energy - kinetic energy - heat liberated - steam generated - turbine rotates - electricity generated.

4. Two nuclei combine - steam is formed - turbine rotates - electricity generated.

Q. Which of the following is a non-renewable source of energy?

1. Tides
2. Sun
3. Fossil fuels
4. Wind

Q. What are the possible harmful effects of fossil fuels?

1. Smoke produced from burning of fossil fuels is a major source of pollution.
2. Carbon dioxide produced from burning of fossil fuels causes greenhouse effect which in turn contributes to global warming.
3. All of these.
4. Fossil fuels are difficult to find and many accidents happen in the process of obtaining coal from coal mines.

Q.

Which is the ultimate source of energy?

1. Water

2. Sun

3. Uranium

4. Fossil fuels

Q. Which gas is primarily produced during incomplete combustion of coal ?

1. 
   Nitrogen
2. 
   Carbon monoxide
3. 
   Carbon dioxide
4. 
   Argon

Q. Which of the following statements are correct?

1. LPG is preferred over coal for cooking.
2. Petroleum is preferred over coal as fuel in vehicles.
3. Wind energy is preferred over coal for electricity production.
4. Charcoal is preferred over coal for cooking.