Question

When compared to other kinds of energy-providing fuels like petrol, wood and nuclear reactors, hydro-electricity is better. Because it

• A. Causes minimum pollution
• B. Is renewable
• C. Is safe
• D. All of these

Answer 1

The correct option is D All of these

Energy produced by combusting wood, petrol or through via nuclear reactors causes serious pollution which is harmful for the ecology.

Whereas, hydroelectricity causes much less pollution. It is also a renewable source of energy, as the process of generating electricity relies on water cycle. It is is a safe option to produce energy.

Hence, option D is correct.