CBSE Class 5 Environmental Studies Family Living Together and Water Worksheet Set 01

Answer: 1. A family that includes grandparents, uncles, aunts, cousins and other relatives: joint family.
2. The parents of an adopted child: adoptive parents.
3. The relatives from the mother's side: maternal relatives.
4. The place from where a child is adopted: orphanage.
5. The purest natural source of water: rainwater.
6. Supplying water to the fields to grow crops: irrigation.
7. Human-made channels diverted from the main river: canals.
8. A source of underground water: well (or tube well).
9. The mother of all the other ants in a colony: queen ant.
10. A stingless and defenceless bee: drone.
11. The most social among all insects: honeybee (ants and termites are also highly social).
12. The smallest unit for measuring liquids: millilitre.
13. A substance lighter than water: oil (it floats on water).
14. Free water stands in public places: piaus (water kiosks).
15. Substances that dissolve in water: soluble substances, such as sugar and salt.

Teacher's Note: Use the key term in your answer.

Answer: 1. Your uncle's children are your cousins.
2. We communicate with relatives by phone, letters, e-mail, video calls and visits.
3. Four materials heavier than water: stone, iron nail, coin and sand.
4. We measure liquids in litres and millilitres using a measuring jar or cylinder.
5. Carbon dioxide gas is dissolved under pressure in soda water.
6. India became independent on 15 August 1947.
7. Two social insects: ants and bees (also termites).
8. Animals live in groups for safety, food, shelter and help from each other.
9. Water is the most commonly used liquid.
10. Fish and other aquatic animals breathe through gills (whales and dolphins come to the surface and breathe with lungs).

Teacher's Note: Give an example if the question allows.

Answer:

Teacher's Note: Write a short, clear answer.