Answer the following questions. (5)
1) Suggest two measures to stop water pollution.
2) Which disease is not caused due to water pollution?
(a) Jaundice (b) Loose motion - Vomiting
(c) Asthma (d) Cholera
3) Which of the following measures can be tried to prevent land pollution?
(a) Use of traditional manure (b) Use pesticides
(c) Use plastic (d) Use chemical fertilizer
4) What should be done to stop air pollution?
(a) Use of a petrol vehicle
(b) Use of a diesel vehicle
(c) Use of petrol-diesel vehicle
(d) Use of CNG-PNG vehicle
5) If we do not burst fire crackers during the Diwali festival…….
(a) Land pollution will stop (b) Noise pollution will stop
(c) Water pollution will stop (d) There will be no change
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Explanation:
Ans 1:- two measures to stop water pollution are:-
- Pick up litter and throw it away in a garbage can.
- Blow or sweep fertilizer back onto the grass if it gets onto paved areas.
- Mulch or compost grass or yard waste.
- Wash your car or outdoor equipment where it can flow to a gravel or grassed area instead of a street.
Ans 2:- lose motion- vomiting
Ans 3:- use of traditional manner
Ans 4:- use of CNG-PNG vehicle.
Ans 5:- noise pollution will stop
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