Environmental Chemistry

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Question

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Question 1 : The agricultural field that produces maximum methane gas into atmosphere is _____________
1. Cotton field
2. Groundnut field
3. Wheat field
4. Paddy field
Answer
8683

Question 2 : Fluorosis, the bone disease, is caused by the presence of ____________
1. Fluorides in water
2. Sulphur dioxide in air
3. Carbon monoxide in air
4. Pesticides in water
Answer
8684

Question 3 :

The most harmful air pollutant produced by automobiles is

1. CO
2. NO
3. SO₂
4. HNO₃
Answer
8685

Question 4 : Which of the following is responsible for depletion of ozone layer in the upper strata of the atmosphere?
1. Freons
2. Fullerencs
3. Ferrocene
4. Polyhalogens
Answer
8686

Question 5 : Photochemical smog is related to pollution if __________
1. Soil
2. Air
3. Water
4. None of these
Answer
8687