Environmental Scienc ...

Water

Question 1:  

Choose the correct answer and write in the blanks.

 1. We need _______ and ________ to live.

 2. We dig a ________ to get underground water.

 3. We should drink ________ water.

 4. We _________ keep our sources of water clean.

 5. All _________ things need water.

 6. Snow __________ and changes into water.

 7. Water is very ___________.

 8. We use a ______________  to draw underground water.

 9. Boiling water kills the __________ in it.

10. We get water from many ___________.

Answer:  

Choose the correct answer and write in the blanks.

 1. We need water and air to live.

 2. We dig a well to get underground water.

 3. We should drink clean water.

 4. We should keep our sources of water clean.

 5. All living things need water.

 6. Snow melts and changes into water.

 7. Water is very useful.

 8. We use a hand pump to draw underground water.

 9. Boiling water kills the germs in it.

10. We get water from many sources.

Question 2:  

True/False

1. Animals also need water to live. ________ 

2. We need water only for cooking and drinking. ________

3. We get water only from rivers. ________

4. We should not turn off the taps after using them. ________

5. Water reaches our homes with the help of pipes and taps. ________

6. Plants need water to grow. ________

7. Drinking water should be kept covered. ________

8. We should always waste water. ________

9. We wash our clothes with water. ________

10. We should throw wastes into rivers, ponds and lakes. ________

Answer:

True/False

1. Animals also need water to live. True 

2. We need water only for cooking and drinking. False

3. We get water only from rivers. False

4. We should not turn off the taps after using them. False

5. Water reaches our homes with the help of pipes and taps. True

6. Plants need water to grow. True

7. Drinking water should be kept covered. True

8. We should always waste water. False

9. We wash our clothes with water. True

10. We should throw wastes into rivers, ponds and lakes. False

Question 3: 

Answer the following questions. 

Q1. What happen when we drink dirty water?

Ans. The dirty water can make as sick.

Q2. Name any five sources of water.

Ans. lakes, ponds, springs, rivers and seas

Q3. Name two sources from which we get underground water.

Ans. wells and tube wells

Q4. Name two daily activities for which we need water.

Ans. bathing and washing

Q5. How do we get underground water?

Ans. We dig a well to take out underground water.

Q6. How can we clean water at home? Give two ways.

Ans. By boiling and using water filter

Q7. How can we keep our sources of water clean?

Ans. We can keep our sources of water clean by not throwing wastes into rivers, ponds and lakes.

Q8. Where do we get water from?

Ans. We get water from many sources such as lakes, ponds, springs, rivers, seas, oceans, rain and wells. Water is also found under the ground.

Q9. Mention any three uses of water.

Ans. 1. It is used for cooking.

       2. It is used for drinking.

       3. It is used for washing.

Q10. What are the different ways in which we can save water? (3 points)

Ans. In order to save water, we should:-

-turn off the water while brushing our teeth

-check faucets and pipes for leaks

-not run the hose while washing our car