1. Man is an amphibian.   True   False   2. Which is not a 'nonrenewable' source of energy ?   Wind   Coal   Soil   Petrol   Hint Half-n-half Clue   3. Which is not a scavenger ?   Crow   Vulture   Hyaena   Camel   Half-n-half Clue   4. Belladona has medicinal properties.   False   True   5. When coal is burnt, _______ energy is converted into light and heat.   Atomic   Electric   Chemical   Half-n-half Clue   6. When water is boiled, it is converted into steam. This is an example of conversion of _______ energy to mechanical energy.   Atomic   Heat   Chemical   Light   Half-n-half Clue   7. _______ is made from bamboo plants.   Silk   Jute   Paper   Rubber   Half-n-half Clue