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1. |
1. Pollution is one of the evils brought about by the growth of science. P. Air pollution has very harmful effects. Q. They pollute the air and the atmosphere. R. It is making the environment, water and air dirty. S. Factories and industries keep throwing out smoke which contains toxic gases. 6. People living in the surroundings breathe the impure air and are affected by diseases of the lungs and heart. |
A. | PSQR |
B. | RPSQ |
C. | QPSR |
D. | SPQR |
Answer» E. | |