Across
- 2. fuels The substances formed from the dead remains of plants and animals.
- 5. The to and fro motion of an object
- 6. Paddy and maize are __ crops?
- 8. Alcohol is produced with the help of?
- 9. Fuel for stoves and lamps
Down
- 1. substances that reduce friction are known as?
- 2. Bread mould is a ?
- 3. Keeping crop grains for a long time under proper conditions
- 4. Certain plants of the same kind are grown on a large scale
- 7. A push or pull of an object