Water Pollution

Science Four

Write ‘True’ for true and ‘False’ for false statement:

Question: 1. We should not drink polluted water.

Answer: True.

Question: 2. We should not use polluted water to make foods.

Answer: True.

Question: 3. Polluted water creates disturbance in ecological balance.

Answer: True.

Question: 4. We should throw garbage in rivers and ponds.

Answer: False.

[Correct statement: We should not throw garbage in rivers and ponds.]

Question: 5. We should allow flow of drainage only after treatment to the rivers and ponds.

Answer: True.

Question: 6. Polluted water may leads to typhoid, diarrhoea, cholera, jaundice, etc.

Answer: True.

Question: 7. Increasing population is one of the causes of water pollution.

Answer: True.

Question: 8. Mixing of impurities in water bodies is called water pollution.

Answer: True.

Question: 9. If we drink polluted water we may falls sick.

Answer: True.

Question: 10. Bathing of cattle, people and washing of utensils in the rivers and ponds must be prevented to prevent water pollution.

Answer: True.

Question: 11. Water is natural home for many plants and animals.

Answer: True.

Question: 12. If animals eat infected plants, they may also infected and fallen sick.

Answer: True.

Question: 13. Polluted or impure water is not good for us as well as for all living beings whether these are plants or animals.

Answer: True.

Question: 14. Harmful wastes and chemicals when thrown to the river and ponds, these pollute river and ponds water.

Answer: True.

Question: 15. Plants cannot grow without water.

Answer: True.

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