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प्रश्न
Deforestation is one of the sources of pollution because:
पर्याय
It increases the oxygen levels produced
It decreases the oxygen levels produced
It causes fertilizers to wash away in the water
None of the above
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उत्तर
It decreases the oxygen levels produced
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संबंधित प्रश्न
Discuss the health hazards associated with the pollution.
What are the health effects of Carbon Monoxide?
It is advised to use electrostatic precipitators in the chimneys.
It is mandatory to take a pollution certificate for the vehicles from the Traffic Police.
Give Technical Terms:
The pollutant which reduces the oxygen carrying capacity of blood.
Give Technical Terms:
The chemical element which caused the minimata disease in Japan.
Fill in the Blanks:
Drinking polluted water causes diseases like ______ and ______.
If waste materials contaminate the source of drinking water which of the following diseases will spread?
Write the full form of ODF.
Distinguish between the following pair:
Sewage and effluents.
