| 1. | At the time of insemination |
| 2. | At puberty |
| 3. | At the time of fusion of a sperm with an ovum |
| 4. | Just before birth |
| 1. | In spermiogenesis, spermatids are formed, while in spermiation, spermatozoa are formed. |
| 2. | Spermatogonia are diploid and primary spermatocytes are haploid. |
| 3. | Testes descend into the scrotum after birth but before puberty while ovaries do not descend at all. |
| 4. | The Infundibulum of fallopian tube possesses fimbriae while fertilization occurs in the ampulla of the fallopian tube. |
| I: | acts at the Leydig cells and stimulates synthesis and secretion of androgens. |
| II: | acts on the Sertoli cells and stimulates secretion of some factors which help in the process of spermiogenesis. |
| 1. | Only I is correct | 2. | Only II is correct |
| 3. | Both I and II are correct | 4. | Both I and II are incorrect |
| Column-I | Column-II | ||
| A. | Sertoli cells | P. | Secretion of androgens |
| B. | Leydig cells | Q. | Spermiogenesis |
| C. | Uterine Myometrium | R. | Implantation |
| D. | Uterine Endometrium | S. | Parturition |
| A | B | C | D | |
| 1. | P | R | Q | S |
| 2. | R | S | P | Q |
| 3. | Q | P | S | R |
| 4. | S | Q | R | P |
| 1. | By the end of the second month |
| 2. | During the third month |
| 3. | By the end of the fourth month |
| 4. | During the fifth month |
| 1. | Foetal hypothalamus |
| 2. | Maternal pituitary |
| 3. | Fully developed foetus and placenta |
| 4. | Maternal hypothalamus |