Environmental Chemistry [JEE (Based on NTA Guidelines-IIT Engg.) Advanced Chemistry]: Questions 1 - 5 of 5

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Question 1

Question MCQ▾

The pollutant responsible for Bhopal disaster in is

Choices

Choice (4)Response

a.

Methyl isocyanate

b.

Carbon monoxide

c.

Methylamine

d.

Phosgene

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Question 2

Question MCQ▾

A water sample has ppm level concentration of following anions .

The anions that make/makes the water sample unsuitable for drinking is/are

Choices

Choice (4)Response

a.

b.

c.

Only

d.

Only

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Question 3

Question MCQ▾

of a water sample contained a calcium salt equivalent to of The hardness that water sample is.

Choices

Choice (4)Response

a.

b.

c.

d.

Edit

Question 4

Question MCQ▾

Identify the wrong statements in the following

Choices

Choice (4)Response

a.

Chlorofluro carbon are responsible for ozone layer depletion

b.

Greenhouse effect is responsible for global warming

c.

Ozone layer does not permit infrared radiation from the sun to reach the earth

d.

Acid rains is mostly because of oxides of nitrogen and sulphur

Edit

Question 5

Question MCQ▾

Frequency occur in water blooms in a indicates

Choices

Choice (4)Response

a.

Nutrient deficiency

b.

Oxygen deficiency

c.

Excessive nutrient available

d.

Absence of herbivores in the lake

Edit