MCQ
Astronomers still hold to their favourite theory:
- ABig Bang theory
- BSpontaneous generation
- ✓Panspermia
- DOparin theory
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Reason : Haemophilia occurs due to mutation of a structural gene on chromosome $15$.
| Column-I | Column-II |
| $(A)$ Government of India legalized $MTP$ in | $(1)$ $1951$ |
| $(B)$ Family planning introduced in | $(2)$ $1971$ |
| $(C)$ Lactational - Amenorrhoea | $(3)$Natural contraveptive |
| $(D)$ $IUD $ | $(4)$progesterone |
| $(E)$ Pill | $(5)$Cu$-T$ |