Question

water.
(b) dirty
(c) non
D. Answer the following questions :
1. Why do we need water?
2. From where do we get water?
3. Write the names of any two animals that live in water.
4. How does water get polluted?​

Answer 1

we need water for

(1)water is main components of blood,which transport substance such as food,wasre e.t.c

(2) it used to excrete waste through urine and sweat (3) it kepp body coll

Answer 2

Answer:

1.Water helps keep your temperature normal. You need water to digest your food and get rid of waste. Water is needed for digestive juices, urine. And you can bet that water is the main ingredient in perspiration, also called sweat.

2. There are many sources of water like rain ocean pond river etc

3.Fish and octopus

4.Water get polluted when the waste chemical for waste garbage is throne in water sources