Which of the following is a non-renewable resource?
(a) Coal
(b) Forests
(c) Water
(d) Wildlife
Answer: (a)
Which among the following is not a renewable source of energy?
(a) Solar energy
(b) Biomass energy
(c) Hydro-power
(d) Geothermal energy
Answer: (b)
Identify the non-renewable energy resource from the following:
(a) Coal
(b) Fuel cells
(c) Wind power
(d) Wave power
Answer: (a)
Which of the following is a disadvantage of most of the renewable energy sources?
(a) Highly polluting
(b) High waste disposal cost
(c) Unreliable supply
(d) High running cost
Answer: (c)
Photovoltaic energy is the conversion of sunlight into:
(a) Chemical energy
(b) Biogas
(c) Electricity
(d) Geothermal energy
Answer: (a)