set 1 MCQ Questions & Answers Detailed Explanation
MOST IMPORTANT general science mcq - 3 EXERCISES
The following question based on environmental chemistry topic of general science mcq
(a) CO2
(b) O3
(c) NO2
(d) Hydrocarbons
The correct answers to the above question in:
Answer: (a)
CO2 is generally not regarded as an pollutant.
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Read more environmental chemistry Based General Science Questions and Answers
Question : 1
Which of the following gas causes pollution –
a) CO
b) SO2
c) Both (a) and (b)
d) None of the above
Answer »Answer: (c)
Question : 2
Which of the following gases is not a green house gas?
a) O3
b) CH4
c) CO
d) H2O vapour
Answer »Answer: (c)
Question : 3
A green house
a) both the above
b) is that “body” which allows the short wavelength incoming solar radiation to enter in, but does not allow long wavelength outgoing infra-red radiations to escape out
c) is an enclosure of glass in which plants are kept to protect them from cold air outside
d) none of the above
Answer »Answer: (a)
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