Question

As the consumption of energy grows, the population depends more and

more on fossil fuels such as coal, oil and gas day by day. There is a need to secure the

energy supply for the future since the prices of gas and oil keep rising each passing

day.

So, we need to use more and more renewable sources of energy in order to prevent the

depletion of fossil fuels.

i) Name any two renewable sources of energy.

ii) List any two harmful effects caused by the burning of fossil fuels.

iii) “The use of diesel and petrol as fuels, in automobiles, is being replaced by CNG”.

Justify this statement.

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Answer 1

Answer:

.1. solar energy, wind energy

2. air pollution, Health issue.

3. due to their non renewable in nature and air.

polluting .

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Answer 2

Answer:

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