MCQOPTIONS
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| 1. |
1. Poliomyelitis or polio is a serious infection. P. It often attacks children paralysing them for life. Q. In the 1950's a vaccine against the disease was introduced. R. Hence it is sometimes called infantile paralysis. S. It is caused by a virus. 6. Since then polio has been eliminated to a great extent. |
| A. | PSRQ |
| B. | SPQR |
| C. | SPRQ |
| D. | PRQS |
| Answer» D. PRQS | |