Human Reproduction Question 210
Question: Which of the following is normally not an atmospheric pollutant [CPMT 1981, 84; DPMT 1982, 92; MP PMT 1984, 93; CBSE PMT 1988, 92]
Options:
A) Carbon monoxide (CO)
B) Carbon dioxide
C) Sulphur dioxide
D) Hydrocarbons
Show Answer
Answer:
Correct Answer: B
Solution:
Because carbon dioxide is necessary for photosynthesis in plants and generally non-harmful for human beings.
BETA
