Arrange the following male sex accessory ducts in the correct sequence for the transport of sperms from the testis:
(a) Epididymis
(b) Ejaculatory duct
(c) Vasa efferentia
(d) Rete testis
(e) Vas deferens
Choose the most appropriate answer from the options given below:
1. (d), (a), (c), (e), (b)
2. (d), (c), (e), (a), (b)
3. (d), (c), (a), (e), (b)
4. (d), (e), (a), (c), (b)
| Assertion(A): | At birth a female ovary consist of large number of ovarian follicles with diploid oocytes. |
| Reason(R): | During fetal development primary oocytes enter a prolonged diplotene stage of the first meiotic division and remain in this state until ovulation occurs at puberty. |
| 1. | Both (A) & (R) are true and (R) is the correct explanation of (A) |
| 2. | Both (A) & (R) are true but (R) is not the correct explanation of (A) |
| 3. | (A) is true statement but (R) is false |
| 4. | Both (A) and (R) are false statements |
| List I | List II |
| A. Acrosome | I. Gonadotropin |
| B. Corpus luteum | II. Hyaluronidase |
| C. Leydig cells | III. Estrogen |
| D. Hypothalamus | IV. Testosterone |
| Assertion (A): | Pregnancy is characterised by metabolic changes in the mother. |
| Reason (R): | During pregnancy, the level of thyroxine is increased in the maternal blood. |
| 1. | Both (A) and (R) are True and (R) is the correct explanation of (A). |
| 2. | Both (A) and (R) are True but (R) is not the correct explanation of (A). |
| 3. | (A) is True but (R) is False. |
| 4. | (A) is False but (R) is True. |