1. Light energy is converted into chemical energy by the process of   Photoperiodism   Symbiosis   Photosynthesis   Photokinesis   Hint Half-n-half Clue   2. Which is not a 'nonrenewable' source of energy ?   Wind   Coal   Soil   Petrol   Half-n-half Clue   3. Which is not a 'renewable' resource of energy ?   Sun   Wind   Water   Petroleum   Half-n-half Clue   4. What is quinine used for ?   Curing Typhoid   Curing Aids   Removing pimples   Curing Malaria   Half-n-half Clue   5. Belladona has medicinal properties.   False   True   6. Water is used to produce electricity.   False   True   7. Which is not a 'biotic part' of the ecosystem ?   Water   Plants   Insects   Bacteria   Half-n-half Clue