A. | Gonadotropin LH stimulates synthesis and secretion of Androgen |
B. | Gonadotropin releasing hormone from hypothalamus |
C. | Androgen stimulates spermatogenesis |
D. | Gonadotropin FSH helps in the process of spermiogenesis |
E. | Gonadotropins from anterior pituitary gland |
1. | (E), (A), (D), (B), (C) | 2. | (C), (A), (D), (E), (B) |
3. | (B), (E), (A), (C), (D) | 4. | (D), (B), (A), (C), (E) |
I: | The primary follicles get surrounded by more layers of granulosa cells, a theca and shows fluid filled cavity antrum. Now it is called secondary follicle. |
II: | Graafian follicle ruptures to release the secondary oocyte from the ovary by the process called ovulation. |
Assertion (A): | Endometrium is necessary for implantation of blastocyst. |
Reason (R): | In the absence of fertilization, the corpus luteum degenerates that causes disintegration of endometrium. |
1. | (A) is False but (R) is True. |
2. | Both (A) and (R) are True and (R) is the correct explanation of (A). |
3. | Both (A) and (R) are True but (R) is not the correct explanation of (A). |
4. | (A) is True but (R) is False. |
A. | In non-primate mammals, cyclical changes during reproduction are called oestrus cycle. |
B. | First menstrual cycle begins at puberty and is called menopause. |
C. | Lack of menstruation may be indicative of pregnancy. |
D. | Cyclic menstruation extends between menarche and menopause. |
1. | A, C and D only | 2. | A and D only |
3. | A and B only | 4. | A, B and C only |
Statement I: | Vas deferens receives a duct from seminal vesicle and opens into urethra as the ejaculatory duct. |
Statement II: | The cavity of the cervix is called cervical canal which along with vagina forms birth canal. |
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 correct and (R) is the correct explanation of (A). |
2. | Both (A) and (R) are correct but (R) is not the correct explanation of (A). |
3. | (A) is correct but (R) is not correct. |
4. | (A) is not correct but (R) is correct. |
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)
Which of the following hormones are secreted in women only during pregnancy?
(a) | Relaxin | (b) | Oxytocin |
(c) | hCG | (d) | hPL |
(e) | Progesterone |
Choose the most appropriate answer from the options given below:
1. (c), (d) and (e) only