Concept: 1 Mark
Explanation: 2 Marks
Renewable sources of energyNon−renewable sources of energy1. Those sources of energy which are being1. Those sources of energy which have beenproduced continuously in nature and areaccumulated in nature over a long time and cannot beinexhaustible are called renewable sourcesquickly replaced if once exhausted are calledof energynon−renewable sources of energy2. Renewable sources of energy are available in2. Non−renewable sources of energy are availableunlimited quantities in limited quantitiesExample:Air, water, solar radiation etcExample:Coal, petroleum natural gas etc.
b) Renewable sources of energy from the following list are sun and biogas.