NEET Zoology Pregnancy Match the Following Question
Match Column-I with Column-II.
| Column-I | Column-II |
|---|---|
| (a) Morula | (i) Heart formation |
| (b) Blastocyst | (ii) Embedding in endometrium |
| (c) Trophoblast | (iii) Early cellular stage |
| (d) Implantation | (iv) Outer layer of blastocyst |
a-iii, b-i, c-iv, d-ii
a-i, b-ii, c-iv, d-iii
a-ii, b-iii, c-i, d-iv
a-iv, b-iii, c-ii, d-i
Correct Answer
Detailed Explanation
The morula is an early cellular stage formed after fertilization and before the blastocyst stage. The blastocyst's outer layer is called the trophoblast, which is involved in implantation into the endometrium of the uterus. Heart formation starts after the first month of pregnancy, so the correct matches are as listed in option A.
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