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Q. No.Match each item in Column I with one in Column II and select the correct match from the codes given:
Codes:
| Column I | Column II | ||
| A. | Transfer of sperms into the female genital tract | P. | Fertilisation |
| B. | Embryonic development | Q. | Insemination |
| C. | Attachment of blastocyst to the uterine wall | R. | Gestation |
| D. | Fusion of male and female gametes | S. | Implantation |
| A | B | C | D | |
| 1. | P | Q | R | S |
| 2. | R | Q | S | p |
| 3. | Q | R | S | P |
| 4. | S | P | R | Q |
Subtopic: Introduction |
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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 |
59%
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The testes are situated outside the abdominal cavity within a pouch called the scrotum. This is necessary as:
| 1. | The scrotum can contain lengthy ducts for the transfer of sperms |
| 2. | Scrotum helps in maintaining the low temperature of the testes necessary for spermatogenesis |
| 3. | Scrotum reduces the pressure around the testes necessary for spermatogenesis |
| 4. | Scrotum can store huge amounts of sperms |
Subtopic: Male Reproductive System | Basic Anatomy of Testis |
96%
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Which of the following will not be a correct match for testes?
| 1. | Length | about 4 to 5 cm |
| 2. | Width | about 2 to 3 cm |
| 3. | Lobes | three in right and two in left |
| 4. | Temperature | 2–2.5°C lower than the normal internal body temperature |
Subtopic: Male Reproductive System | Basic Anatomy of Testis |
94%
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Subtopic: Basic Anatomy of Testis |
87%
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Subtopic: Male Reproductive System |
88%
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Each seminiferous tubule is lined on its inside by two types of cells:
| I: | male germ cells which undergo meiotic divisions finally leading to sperm formation |
| II: | Sertoli cells that secrete the androgens |
| 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: Basic Anatomy of Testis | Seminiferous Tubules & Spermatogenesis | Spermiogenesis/Sperm Structure/Hormonal Regulation |
69%
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Leydig cells:
| 1. | Are present in seminiferous tubules and secrete androgens |
| 2. | Are present in seminiferous tubules and help in the maturation of sperms |
| 3. | Are present in interstitial space and secrete androgens |
| 4. | Are present in interstitial space and help in the maturation of sperms |
Subtopic: Male Reproductive System |
83%
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The correct sequence of male sex accessory ducts beginning from testis would be:
| 1. | rete testis → vasa efferentia → epididymis → vas deferens |
| 2. | rete testis → vas deferens → vasa efferentia → epididymis |
| 3. | vas deferens → vasa efferentia → epididymis → rete testis |
| 4. | vasa efferentia → vasa deferens → epididymis → rete testis |
Subtopic: Male Reproductive Duct System |
94%
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The ducts of the seminal vesicles open into:
| 1. | Ejaculatory duct | 2. | Rete testis |
| 3. | Urethra | 4. | Vas deferens |
Subtopic: Basic Anatomy of Testis | Seminiferous Tubules & Spermatogenesis |
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