Question

B. Choose the correct answer.
1. Men's activities lead to
(b) water pollution
(a) air pollution
(c) land pollution
(d) all of these
2. Which one of the following is not caused by air pollution
(c) AID
(b) Breathing problem
(a) Asthma
(d) slow growth of plants
3. Carbon dioxide, methane and water vapours are
(a) saturated gases
(c) natural gases
(b) noble gases
(d) greenhouse gases
4. The soil becomes infertile and unfit for the organisms living in it because of
(a) excessive use of fertilizers
(b) dumping of solid wastes
(c) dumping of industrial or radioactive wastes
(d) all of these

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Answer 1

Answer:

1) D) All of these

2) c) AID

3)D) Green house gases

4)D) All of these

Hope it helps you mate..........

Answer 2

Answer:

1.ans(d)

2.ans(c)

3.ans(b)

4.ans(c)