Read the given statements carefully and say which one of them in true? |
I. Houseplants can reduce indoor air pollution. |
II. Air has no weight. |
III. Burning of garbage in open leads to air pollution. |
IV. Bathing of animals in river pollutes the water of the river. |
A) Only I is true
B) Both II and III is true
C) II, III and IV is true
D) I, III and IV is true
E) None of these
Correct Answer: D
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