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Q. No.What maintains the functions of male sex accessory ducts and glands in humans?
1. Releasing hormones from the hypothalamus.
2. Pituitary gonadotropins.
3. Steroids from adrenal cortex.
4. Testicular androgens.
1. Releasing hormones from the hypothalamus.
2. Pituitary gonadotropins.
3. Steroids from adrenal cortex.
4. Testicular androgens.
Subtopic: Seminiferous Tubules & Spermatogenesis |
74%
From NCERT
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The polar bodies formed during the process of oogenesis
1. Serve as dumping ground of extra genetic material
2. Provide nourishment to the developing embryo
3. Take part in the formation of placenta
4. Take part in the formation of inner cell mass
1. Serve as dumping ground of extra genetic material
2. Provide nourishment to the developing embryo
3. Take part in the formation of placenta
4. Take part in the formation of inner cell mass
Subtopic: oogenesis |
79%
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What is the process of spermiogenesis in human reproduction?
| 1. | The division of spermatogonia to produce spermatocytes. |
| 2. | The transformation of spermatids into spermatozoa. |
| 3. | The production of testosterone by Leydig cells. |
| 4. | The process by which primary spermatocytes divide meiotically to form secondary spermatocytes. |
Subtopic: Spermiogenesis/Sperm Structure/Hormonal Regulation |
87%
From NCERT
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The decline of which of the following hormones is the most important reason for the trigger of menstrual flow?
1. Luteinizing hormone
2. Follicle-stimulating hormone
3. Estrogen
4. Progesterone
1. Luteinizing hormone
2. Follicle-stimulating hormone
3. Estrogen
4. Progesterone
Subtopic: Menstrual Cycle: Luteal Phase |
82%
From NCERT
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Match the following structures with their functions in the human reproductive system:
1. 1-C, 2-D, 3-A, 4-B
2. 1-D, 2-A, 3-B, 4-C
3. 1-B, 2-D, 3-A, 4-C
4. 1-A, 2-B, 3-C, 4-D
| Column I | Column II | ||
| 1 | Seminiferous tubules | A | Site where sperm is stored and matured |
| 2 | Epididymis | B | Produces a fluid that is part of the semen |
| 3 | Prostate gland | C | Site of development of the fetus |
| 4 | Uterus | D | Site of sperm production |
1. 1-C, 2-D, 3-A, 4-B
2. 1-D, 2-A, 3-B, 4-C
3. 1-B, 2-D, 3-A, 4-C
4. 1-A, 2-B, 3-C, 4-D
Subtopic: Male Reproductive System | Female Reproductive System-1 |
95%
From NCERT
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Spermiation is the process of the release of sperms into:
| 1. | Seminiferous tubules | 2. | Vas deferens |
| 3. | Epididymis | 4. | Prostate gland |
Subtopic: Seminiferous Tubules & Spermatogenesis | Spermiogenesis/Sperm Structure/Hormonal Regulation |
79%
From NCERT
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What is the fate of the corpus luteum if fertilization fails to happen during a menstrual cycle?
| 1. | It is expelled into the pelvic cavity. |
| 2. | It increases the secretion of FSH. |
| 3. | It degenerates into the corpus albicans. |
| 4. | It maintains endometrium until the next ovulation. |
Subtopic: Menstrual Cycle: Luteal Phase |
89%
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The onset of puberty:
| I: | in males is due to secretion of GnRH by the hypothalamus. |
| II: | in females is due to secretion of GnIH by the hypothalamus. |
1. Only I is correct
2. Only II is correct
3. Both I and II are correct
4. Both I and II are incorrect
Subtopic: Seminiferous Tubules & Spermatogenesis |
76%
From NCERT
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Where and when does fertilization typically occur?
1. Uterus; Within 7 days after ovulation
2. Ovary; Immediately before ovulation
3. Fallopian tube; Within 24 hours of ovulation
4. Vagina; Within 24 hours of insemination
1. Uterus; Within 7 days after ovulation
2. Ovary; Immediately before ovulation
3. Fallopian tube; Within 24 hours of ovulation
4. Vagina; Within 24 hours of insemination
Subtopic: Fertilization |
92%
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Consider the given two statements:
| Assertion (A): | The secondary oocyte retains bulk of the nutrient rich cytoplasm of the primary oocyte. |
| Reason (R): | The division of primary oocyte is an unequal division resulting in the formation of a large haploid secondary oocyte and a tiny first polar body. |
| 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. |
Subtopic: Female Reproductive System-1 | Female Reproductive System-2 | oogenesis |
65%
From NCERT
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