Consider the following two statements:
I. The hymen is often torn during the first coitus.
II. The presence or absence of hymen is a reliable indicator of virginity.
Of the two statements:
1. Both I and II are correct and II explains I.
2. Both I and II are correct and II does not explain I.
3. I is correct but II is incorrect.
4. Both I and II are incorrect.
In the process of oogenesis, a polar body:
I. is formed before fertilization.
II. is formed after fertilization.
III. normally receives most of the cytoplasm of the cell.
1. Only I is correct
2. Only II is correct
3. Only I and II are correct
4. I, II, and III are correct
1. A-2 B-4 C-3 D-1
2. A-3 B-4 C-1 D-2
3. A-3 B-1 C-4 D-2
4. A-1 B-4 C-3 D-2
Match the following columns and select the correct option.
Column-I | Column-II | ||
a. | Placenta | (i) | Androgens |
b. | Zona pellucida | (ii) | Human chronic Gonadotropin |
c. | Bulbo-urethral glands | (iii) | Layer of the ovum |
d. | Leydig cells | (iv) | Lubrication of the Penis |
a | b | c | d | |
1. | (i) | (iv) | (ii) | (iii) |
2. | (iii) | (ii) | (iv) | (i) |
3. | (ii) | (iii) | (iv) | (i) |
4. | (ii) | (iv) | (i) | (ii) |
Seminal plasma, the fluid part of semen, is contributed by
I. Seminal vesicle
II. Prostate
III. Urethra
Iv. Bulbourethral gland
1. I and II
2. I,II and IV
3. II, III and IV
4. I and IV
Match the following columns and select the correct option:
Column I | Column II | ||
(a) | Ovary | (i) | Human chorionic gonadotropin |
(b) | Placenta | (ii) | Estrogen & Progesterone |
(c) | Corpus luteum | (iii) | Androgens |
(d) | Leydig cells | (iv) | Progesterone only |
Options: | (a) | (b) | (c) | (d) |
1. | (iv) | (iii) | (ii) | (i) |
2. | (i) | (ii) | (iii) | (iv) |
3. | (i) | (iii) | (ii) | (iv) |
4. | (ii) | (i) | (iv) | (iii) |
Assertion (A): | Parturition is induced by a complex neuro endocrine meachanism. |
Reason (R): | At the end of gestation period, the maternal pituitary releases prolactin which causes uterine contractions. |
1. Both (A) and (R) are True and (R) is the correct explanation of (A)
2. Both (A) and (R) are True and (R) is not the correct explanation of (A)
3. (A) is True but (R) is False
4. (A) is False but (R) is True
Statement I: | The release of sperms from the seminiferous tubules is called spermiation. |
Statement II: | Spermiogenesis is the process of formation of sperms from spermatogonia. |
(a) | It results in the formation of haploid gametes. |
(b) | Differentiation of gamete occurs after the completion of meiosis. |
(c) | Meiosis occurs continuously in a mitotically dividing stem cell population. |
(d) | It is controlled by the Luteinising hormone (LH) and Follicle Stimulating Hormone (FSH) secreted by the anterior pituitary. |
(e) | It is initiated at puberty. |
1. (b), (c), and (e) only | 2. (c) and (e) only |
3. (b) and (c) only | 4. (b), (d) and (e) only |
List I | List II |
A. Acrosome | I. Gonadotropin |
B. Corpus luteum | II. Hyaluronidase |
C. Leydig cells | III. Estrogen |
D. Hypothalamus | IV. Testosterone |