1. Which is not a 'renewable' resource of energy ?   Water   Wind   Sun   Petroleum   Hint Half-n-half Clue   2. From the bark of which tree is quinine obtained?   Bunyan   Cinchona   Redwood   Eucalyptus   Half-n-half Clue   3. Man is an amphibian.   True   False   4. Which is a by-product of photosynthesis ?   Oxygen   Nitrogen   Carbon dioxide   ATP   Half-n-half Clue   5. Which is not a scavenger ?   Hyaena   Crow   Camel   Vulture   Half-n-half Clue   6. Plants manufacture their food by the process of   Photosynthesis   Chemosynthesis   Photokinesis   Symbiosis   Half-n-half Clue   7. _______ is made from bamboo plants.   Silk   Rubber   Jute   Paper   Half-n-half Clue