MCQ
Malanised moth were
- AWhite - winged
- ✓Dark - winged
- CHave no wings
- DWere decrease in number after industrialism.
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$I.$ Separation of the product from the reactor
$II.$ Purification of the product
$III.$ Formation of the product with suitable preservatives
$IV.$ Quality control testing and clinical trials in case of drugs Which of the statements given above are correct?
| Column-I Methods | Column-II Working Methods |
| 1. Pills | i. Inhibit the sperms to reach cervix |
| 2. Condom | ii. Not allow the implantation |
| 2. Vas deferens | iii. Stoppage of ovulation |
| 3. Copper-T | iv. sperms in semen |