| List I | List II |
| A. Acrosome | I. Gonadotropin |
| B. Corpus luteum | II. Hyaluronidase |
| C. Leydig cells | III. Estrogen |
| D. Hypothalamus | IV. Testosterone |
| Assertion(A): | Corpus luteum are cells produced by Graafian follicle after ovulation. |
| Reason(R): | It secretes estrogen, which is necessary to maintain pregnancy. |
| 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. | Both (A) and (R) are false. |
| Assertion(A): | A pregnant woman cannot concieve again during pregnancy. |
| Reason(R): | Corpus luteum secretes high level of progesterone and estrogen during pregnancy which inhibits the secretion of gonadotropins and thereby prevent ovulation. |
| 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. | Both (A) and (R) are false. |
| Assertion(A): | Menstrual cycle stops during pregnancy. |
| Reason(R): | Stoppage of menstrual cycle confirms pregnancy.a |
| 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. | Both (A) and (R) are false. |
| Assertion(A): | The menstrual flow occurs due to the breakdown of endometrial lining of uterus and its blood vessels. |
| Reason(R): | Rapid fall in the level of progesterone takes place due to degeneration of corpus luteum. |
| 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. | Both (A) and (R) are false. |
| Assertion(A): | As a result of ovariectomy, menstrual cycle may stop. |
| Reason(R): | Ovarian hormones induce menstrual cycle. |
| 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. | Both (A) and (R) are false. |