Human Reproduction Question 209
Question: Which of the following is a water polluting factor [CPMT 1980; MP PMT 1986, 2000; BHU 1991]
Options:
A) Smoke
B) Industrial waste
C) Detergent
D) Ammonia
Show Answer
Answer:
Correct Answer: B
Solution:
Water pollution is mainly caused by industrial wastes, sewage, insecticide, herbicides, etc.