The total number of centrioles present in a normal human sperm is:
1. 2
2. 3
3. 4
4. 8
Subtopic:  Spermiogenesis/Sperm Structure/Hormonal Regulation |
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What would be a normal finding on semen analysis of a normal fertile male?
I: A count of 10 million sperms per ml of semen
II: 60 percent sperms have normal shape and size
III: 60 percent sperms show vigorous motility
 
1. Only II 2. Only I and II
3. Only II and III 4. I, II and III
Subtopic:  Semen and Male Fertility |
From NCERT
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Epididymis:
I. connects the efferent ducts from the rear of each testicle to its vas deferens
II. stores sperms
III. is the place of final maturation of sperms
1. Only I is correct
2. Only I and II are correct
3. Only II and III are correct
4. I, II and III are correct
Subtopic:  Basic Anatomy of Testis |
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In males, the Follicle Stimulating Hormone:
I: stimulates primary spermatocytes to undergo the first division of meiosis, to form secondary spermatocytes.
II: enhances the production of androgen-binding protein by the Sertoli cells of the testes
 
1. Only I 2. Only II
3. Both I and II 4. Neither I nor II
Subtopic:  Spermiogenesis/Sperm Structure/Hormonal Regulation |
From NCERT
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Which of the following statements are true for spermatogenesis but do not hold true for Oogenesis?
(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.

Choose the most appropriate answer from the option given below:
1. (b), (c), and (e) only 2. (c) and (e) only
3. (b) and (c) only 4. (b), (d) and (e) only
Subtopic:  Seminiferous Tubules & Spermatogenesis | oogenesis |
From NCERT
NEET - 2022
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NEET 2026 - Target Batch - Vital
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NEET 2026 - Target Batch - Vital

How many of the given statements are true?
A: Spermatogonia have 46 chromosomes and always undergo meiotic cell division
B: Primary spermatocytes divide by mitotic cell division
C: Secondary spermatocytes have 23 chromosomes and undergo second meiotic division
D: Spermatozoa are transformed into spermatids
1. 1
2. 2
3. 3
4. 4
Subtopic:  Seminiferous Tubules & Spermatogenesis | Spermiogenesis/Sperm Structure/Hormonal Regulation |
From NCERT
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Consider the given two statements:
Statement I: Secretions of epididymis, vas deferens, seminal vesicle and prostate are essential for maturation and motility of sperms.
Statement II: The functions of male sex accessory ducts and glands are maintained by the gonadotropins.
1. Statement I is correct; Statement II is correct
2. Statement I is incorrect; Statement II is correct
3. Statement I is correct; Statement II is incorrect
4. Statement I is incorrect; Statement II is incorrect
Subtopic:  Seminiferous Tubules & Spermatogenesis | Spermiogenesis/Sperm Structure/Hormonal Regulation | Male Reproductive Duct System |
From NCERT
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Which of the following may or may not undergo cell division during oogenesis?
1. Oogonia 2. First polar body
3. Second polar body 4. Primary oocyte
Subtopic:  Ovary |
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In the given diagram, the granulosa cells and the zona pellucida are represented respectively by:
Granulosa cells Zona pellucida
1. 4 6
2. 3 4
3. 3 6
4. 4 7
Subtopic:  Ovary |
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Consider the given two statements:
Assertion (A): Testes in males and ovaries in females are the primary sex organs.
Reason (R): The primary sex organs are those that are located within the pelvic cavity and the secondary sex organs are the external genitalia.
 
1. Both (A) and (R) are True and (R) correctly explains (A).
2. Both (A) and (R) are True but (R) does not correctly explain (A).
3. (A) is True but (R) is False.
4. Both (A) and (R) are False.
Subtopic:  Introduction | Seminiferous Tubules & Spermatogenesis | Spermiogenesis/Sperm Structure/Hormonal Regulation | Female Reproductive System-1 | Female Reproductive System-2 |
 60%
From NCERT
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