Toxic Chemicals in Environment-Carcinogens in Air [NTA-NET (UGC-NET) Environmental Science (89)]: Questions 1 - 2 of 2

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Question 1

Appeared in Year: 2017

Question MCQ▾

Among the following, which one is the most hazardous chemical in the atmosphere? (January)

Choices

Choice (4)Response

a.

Carbon monoxide

b.

Dioxin

c.

CFCs

d.

Halons

Edit

Question 2

Appeared in Year: 2015

Question MCQ▾

Trichloromonofluoromethane is: (June)

(I) Freon - II

(II) A spray can propellant

(III) A chlorofluorocarbon

Choices

Choice (4)Response

a.

(1) Only

b.

(II) and (III) only

c.

(I) and (III) only

d.

(I) , (II) and (III)

Edit