Sources of Energy

Q.

What are the various non-commercial sources of energy?

Q.

Which of the following is not a non-commercial source of energy?

1. Cow dung

2. Firewood

3. Coal

4. Agricultural waste

Q.

Which of the following is a secondary form of energy?

1. Electricity

2. Oil

3. Coal

4. Hydrocarbons

Q.

Electricity is a primary form of energy. State true or false.

1. False

2. True

Q.

Conventional sources of energy are:

1. Commercial sources

2. Non-commercial sources

3. Both

4. Neither

Q.

Coal and petroleum are non renewable sources of energy.

Q.

Solar energy is a ________ source of energy.

1. non-conventional and non-renewable

2. conventional and renewable

3. non-conventional and renewable

4. conventional and non-renewable

Q.

State two uses of Coal.

Q.

When coal is used for electricity generation and electricity is consumed by industries, then coal becomes which of the following?

1. None of the above

2. Primary source

3. Secondary source

4. Tertiary source

Q.

Coal and petroleum are examples of ___ sources of energy.

Q. Rewrite these sentences using the adjectives in the correct order.

Q.

Select non-commercial sources of energy.

1. Firewood

2. Natural gas

3. Uranium

4. Cattle dung

Q.

Hydroelectricity accounts for what percentage of India's commercial energy use?

1. < 5%

2. 10%

3. 20%

4. 30%

Q.

Select the commercial sources of energy.

1. Coal

2. Petroleum

3. Agricultural waste

4. Firewood

Q.

What percentage of India's commercial energy requirement is satisfied by coal?

1. 20%

2. 35%

3. 50%

4. 60%

Q.

India has a huge potential for tidal, wind and solar energy. State true or false.

1. False

2. True

Q.

India is heavily dependent on petroleum products for its energy needs. State true or false.

1. False

2. True

Q. Answers the following questions

State the traditional sources of energy in India.