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Q. No.Which endometrial stage corresponds to the follicular phase of the menstrual cycle?
| 1. | proliferative | 2. | luteal |
| 3. | secretory | 4. | menstruation |
Subtopic: Menstrual Cycle: Pre Ovulatory Phase |
72%
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The fluid-filled cavities near the embryonic ectoderm and the embryonic endoderm are respectively:
1. amniotic cavity, blastocele
2. amniotic cavity, yolk sac
3. blastocele, amniotic cavity
4. yolk sac, amniotic cavity
Subtopic: Embryonic Development till Gastrulation |
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Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R).
| Assertion (A): | All mitochondria in the bodily cells of an individual normally derive from the mother alone. |
| Reason (R): | The sperm has a large number of mitochondria in the body that are spirally arranged. |
| 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. |
- If both the assertion and the reason are true and the reason is a correct explanation of the assertion
- If both the assertion and reason are true but the reason is not a correct explanation of the assertion
- If the assertion is true but the reason is false
- If both the assertion and reason are false
Subtopic: Spermiogenesis/Sperm Structure/Hormonal Regulation |
66%
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Women who consume the drug thalidomide for relief from vomiting during the early months of pregnancy give birth to children with :
| 1. | No spleen | 2. | Harelip |
| 3. | Extra fingers and toes | 4. | Underdeveloped limbs |
Subtopic: Fetal Development & Parturition |
68%
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A male can be infertile if:
| 1. | the sperm count is less than 20 million per ml of semen |
| 2. | only 75% of the sperms are morphologically normal |
| 3. | only 75 % of the sperm exhibit vigorous motility |
| 4. | the Bulbourethral gland secretion is reduced to 75% |
Subtopic: Semen and Male Fertility |
79%
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During the proliferative phase of the menstrual cycle:
| 1. | the Graafian follicle ruptures and is converted to corpus luteum |
| 2. | the uterine endometrium regenerates |
| 3. | estrogen secretion is at its lowest rate for the given cycle |
| 4. | corpus luteum secretes large amount of progesterone |
Subtopic: Introduction to Menstrual Cycle: 1 |
73%
From NCERT
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After leaving the testes, spermatozoa pass sequentially through the :
| 1. | seminiferous tubule, rete testis, efferent ductule, and epididymis |
| 2. | epididymis, ductus deferens, seminal vesicle, and ejaculatory duct |
| 3. | membranous urethra, prostatic urethra, and spongy urethra |
| 4. | epididymis, ductus deferens, ejaculatory duct, and urethra |
Subtopic: Male Reproductive System |
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During embryonic development:
| 1. | the trophoblast cells help in the formation of the placenta and inner cell mass differentiates into the embryo |
| 2. | the trophoblast cells differentiate into the embryo and inner cell mass helps in the formation of the placenta |
| 3. | the trophoblast cells help in the formation of the placenta and both trophoblast cells and inner cell mass differentiate into the embryo |
| 4. | the trophoblast cells help in the formation of the placenta and differentiate into the embryo as well |
Subtopic: Embryonic Development till Gastrulation |
83%
From NCERT
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Type B spermatogonia divide to form:
| 1. | Type A spermatogonia. | 2. | spermatids. |
| 3. | a primary spermatocyte. | 4. | a secondary spermatocyte |
Subtopic: Seminiferous Tubules & Spermatogenesis |
60%
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Both corpus luteum and macula lutea are :
1. found in human ovaries
2. a source of hormones
3. characterized by a yellow colour
4. contributory in maintaining pregnancy
Subtopic: Introduction to Menstrual Cycle |
67%
From NCERT
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