1. Food energy is transferred from one organism to the other through food webs.   True   False   2. Light energy is converted into chemical energy by the process of   Photokinesis   Photoperiodism   Photosynthesis   Symbiosis   Hint Half-n-half Clue   3. Movement of organisms away from the sunlight is known as _______.   Positive phototaxis   Photoperiodism   Negative phototaxis   Autotrophism   Half-n-half Clue   4. The response of plants to light is known as   Thigmotropism   Hydrotropism   Phototropism   Chemotropism   Half-n-half Clue   5. Mammals are homeothermic animals.   True   False   6. Which is not a 'renewable' resource of energy ?   Water   Sun   Wind   Petroleum   Half-n-half Clue   7. Which is not a 'biotic part' of the ecosystem ?   Insects   Plants   Bacteria   Water   Half-n-half Clue