Across
- 6. An aquatic animal that migrates
- 8. Plants of the same type that are grown over a large area of food
- 11. Crops harvested at the end of the monsoon
- 12. Name of a plant that is grown in winters
- 14. A type of simple machine that is used to hoist flags
- 15. Sand doesn't dissolve in water, hence it is called _______
- 16. Impurities in water are removed by allowing the impurities to settle down.
- 18. The practice of growing crops on a large scale for food
- 20. The gas that bubbles out of aerated drinks.
- 22. The settled impurities in water are called ______.
- 24. A liquid (example) that is immiscible in water.
- 25. Round coloured part of eyes
- 26. A gas (example) that dissolves in water
Down
- 1. A nerve that carries image formed on the retina to the brain
- 2. bird flies from Canada to Mexico during winter
- 3. Actions that do not involve the brain
- 4. A liquid (example) that is immiscible in water.
- 5. Part of screws that forms slope.
- 7. Crops harvested in March-April
- 9. Tiny opening in the eye through which light enters
- 10. migratory bird which comes to India during winter
- 13. The light enters the eye and finally falls on this screen
- 17. turtles swim with the help of four ______ limbs.
- 18. A chemical that is added to increase the speed of sedimentation.
- 19. The process in which dirt particles are made heavier using alum is called _____.
- 21. Fish takes inhales _______ oxygen in water.
- 23. Animals having two flippers which help them swim