1. Silk fibre is produced by certain insects.   True   False   2. _______ is made from bamboo plants.   Silk   Paper   Jute   Rubber   Hint Half-n-half Clue   3. Which is not a 'nonrenewable' source of energy ?   Soil   Petrol   Wind   Coal   Half-n-half Clue   4. Which fungus is used in making bread?   Penicillium   Yeast   Aspergillus   Pleurotus   Half-n-half Clue   5. Belladona has medicinal properties.   True   False   6. What is quinine used for ?   Curing Malaria   Removing pimples   Curing Typhoid   Curing Aids   Half-n-half Clue   7. Light energy is converted into chemical energy by the process of   Photosynthesis   Photoperiodism   Photokinesis   Symbiosis   Half-n-half Clue