NEET Biology Animal Reproduction Reproductive System Multiple Choice Questions
Question 1. The ovary is an organ of:
- Male reproductive system
- Female reproductive system
- Male excretory system
- Female excretory system.
Answer: 2. Female reproductive system
Question 2. The oviducal funnel in frogs is situated near the :
- Base of ovary
- Base of lung
- Oesophagus
- Lop of the ovary.
Answer: 3. Oesophagus
Question 3. Ripe ova arc sited by ovaries into :
- Oviducal funnel
- Coelom
- Oviduct
- Collecting tubules of kidney.
Answer: 2. Coelom
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Question 4. The proliferative phase lasts for :
- 2 days
- 10-12 days
- 28 days
- only one week.
Answer: 2.10-12 days
Reproductive System MCQs For NEET
Question 5. The secretory phase consists of:
- 1-week duration
- 12-14 days’ duration
- 15-20 days’ duration
- 28 days’ duration.
Answer: 2.12-14 days’ duration
Question 6. Front each testis of frog arise about a dozen, small, delicate tubules called :
- Vasa deferentia
- Vasa efferentia
- Ureters
- Bidder’s canal.
Answer: 2. Vasa efferentia
Question 7. Corpus adipose refers to:
- Phase of oogenesis
- The fat layer of the skin
- Reserve fat
- Fat portions of the testis.
Answer: 3. Reserve fat
Question 8. Bidder’s canal is found in :
- Liver
- Kidney
- Gall bladder
- Spleen.
Answer: 2. Kidney
Question 9. Gametes are produced by (the process of gametogenesis in cells called :
- Germinal epithelial cells
- Germinal epidermal qe|ls
- Germinal ectodermal cells
- Germinal endodermal cells.
Answer: 1. Germinal epithelial cells
Reproductive System MCQs For NEET
Question 10. Germ cells or gametes of all vertebrates are called :
- Ovules and sperms
- Ova and spermatozoa
- Ova and pollen
- None of these.
Answer: 2. Ova and spermatozoa
Question 11. In the testis, primary germinal cells undergo mitotic divisions to produce :
- Spermatozoa
- Primary spermatocyte
- Spermatogonia
- Secondary spermatocyte.
Answer: 3. Spermatogonia
Question 12. In the process of gametogenesis in the testes, meiotic division takes place in the:
- Primary spermatocyte
- Secondary spermatocyte
- Spermatogonium
- Primary germ cell
Answer: 1. Primary spermatocyte
Question 13. Each testis is packed with :
- Sperms
- Seminiferous tubules
- Spermatogonia
- Spermatocytes.
Answer: 3. Seminiferous tubules
Question 14. The Bidder’s canal in frog helps to pass out :
- Ova
- Sperms
- Bile
- Saliva.
Answer: 2. Sperms
Question 15. Cells of Leydig are found in :
- Ovary
- Testis
- Prostate
- Liver.
Answer: 2. Testis
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Question 16. In a transverse section, a frog’s testis differs from that of a human’s testis in the:
- Absence of Sertoli cells
- Position of heads of spermatids
- Seminiferous tubules
- All the above.
Answer: 4. All the above.
Question 17. In which part of the female reproductive system of frogs, eggs are stored temporarily before spawning?
- Oviduct
- Ureter
- Uterus
- Ovisac.
Answer: 4. Ovisac.
Question 18. In frogs, the spermatozoa pass through which duct?
- Mullerian duct 1
- Vas deferens
- Wolffian duct
- Vasa efferentia.
Answer: 3. Wolffian duct
Question 19. The oviduct in the frog is actually :
- Mullerian duct
- Bidder’s canal
- Wolffian duc^
- Vagina.
Answer: 1. Mullerian duct
Reproductive System MCQ Question 20. The membrane which holds, the ovary in position is called:
- Mesorchium
- Mesovarium
- Parietal peritoneum
- Qiesosalpinx.
Answer: 2. Mesovarium
Question 21. In humans, the glandular tissue of each breast is divided into how many mammary lobes :
- 5-10
- 11-15
- 50-100
- 15-20.
Answer: 4.15-20.
Question 22. Sperms and Ova develop from :
- Ectoderm
- Mesoderm
- Endoderm
- Ectoderm and mesoderm.
Answer: 2 . Mesoderm
Question 23. The cells of germinal epithelium in the gonads are of the following types :
- Columnar
- Cuboidal
- Squamous
- Stratified.
Answer: 2. Cuboidal
NEET MCQs On Reproductive System In Animals
Question 24. Spermatogonia undergoes a growth phase to become :
- Spermatozoa
- Spermatids
- Primary spermatocyte
- Secondary spermatocyte.
Answer: 3. Primary spermatocyte
Reproductive System MCQ Question 25. The gelatin coat of the frog’s egg keeps it:
- Cool
- Moist
- Warm
- Safe and provides buoyancy.
Answer: 4. Safe and provides buoyancy.
Question 26. The egg of frog can I’c dcwcrilvd as:
- Microlceilhal
- Mesolcvithal and telolecilhal
- Aenhvkvithal
- Alecilhal.
Answer: 2.Mesolcvithal and telolecilhal
Question 27. Spermatozoa air is found by the process of:
- Fission
- Mitotic division
- Spermatogenesis
- Oogenesis.
Answer: 3. Spermatogenesis
Question 28. Menstrual flow occurs due to a lack of:
- FSH
- Oxytocin
- Progesterone
- Vasopressin
Answer: 3. Progesterone
Question 29. Testosterone, a honnonc responsible for the development of secondary sex characteristics of the male, is produced by the :
- Seminiferous tubule
- Anterior lobe of the pituitary
- Cells that lie between the seminiferous tubules
- Spermatogonia.
Answer: 3. Cells that lie between the seminiferous tubules
NEET MCQs On Reproductive System In Animals
Question 30. The first meiotic division in the oogonium is completed when the egg is within the :
- Uterus
- Follicle
- Fallopian tube
- Ovary, before it is surrounded by follicles.
Answer: 2. Follicle
Reproductive System MCQ Question 31. If an unfertilized frog’s egg is pricked with a microneedle. it will:
- Die immediately
- Stan dividing
- Will remain undivided
- Transform into a tadpole at a faster rate.
Answer: 2. Stan dividing
Question 32. The development of an egg without fertilization is called :
- Gametogenesis
- Metamorphosis
- Oogenesis
- Parthenogenesis.
Answer: 4. Parthenogenesis.
Question 33. The female rabbit is :
- Natural ovulation
- Seasonal ovulation
- Spontaneous ovulation
- Induced ovulatory.
Answer: 4. Induced ovulation.
Question 34. Progesterone is secreted by :
- Testis
- Ovary
- Uterus
- Vagina.
Answer: 2. Ovary
Question 35. Graafian follicle is found in :
- Thyroid of rabbit
- Ovary of rabbit
- Testis of rabbit
- kidney of the frog.
Answer: 2. Ovary of rabbit
Question 36. The primary sex cells contain :
- Haploid genome
- Diploid genome
- As many chromosomes as in sperm
- As many chromosomes as in the ovum.
Answer: 2. Diploid genome
NEET MCQs On Reproductive System In Animals
Question 37. The seminal vesicle or uterus masculinist in rabbits is found at the junction of :
- Prostate and Cowper’s glands
- Prostate and urethra
- Prostate and vas deferens
- Vas deferens and testis.
Answer: 3. Prostate and vas deferens
Question 38. Which of the following is a hermaphrodite?
- Ani
- Earthworm
- Aphid
- Trout.
Answer: 2. Earthworm
Question 39. Primary spermatocyte refers to :
- Sperm before second division
- Sperm after first micturition division
- Spermatogonium which ceases division and starts growing
- Primordial sex cells.
Answer: 3. Spermatogonium which ceases division and starts growing
Question 40. The awesome plays an important role in :
- Motility of sperm
- Penetration of ovum by sperm
- The fusion of pronuclei of the gametes
- None of the above.
Answer: 2. Penetration of the ovum by sperm
Question 41. In frogs pseudocopulation occurs since the penis is absent in the male and fertilization of the egg occurs :
- Externally in the water
- Inside the Bidder’s canal
- When the egg passes through the uterus
- When the egg is in the cloaca.
Answer: 1. Externally in the water
Reproduction in Animals MCQ Biology Question 42. In frogs the sperms released from the testis take the following route to reach the Wolffian duct:
- Vasa efferentia, Bidder’s canal, uriniferous tubule and nephrostome
- Vasa efferentia, Bidder’s canal, and collecting tubule
- Vasa efferentia, uriniferous tubule, and Bidder’s canal
- Vasa deferentia, uriniferous tubule, and Bidder’s canal.
Answer: 2. Vasa efferentia, Bidder’s canal and collecting tubule
Question 43. The vegetal hemisphere of a frog’s egg contains yolk. It remains directed :
- Downwards
- Leftwards
- Upwards
- To the right side.
Answer: 1. Downwards
NEET MCQs On Reproductive System In Animals
Question 44. Upward-directed pigment part of the frog’s egg contains living cytoplasm. It is related to:
- Respiration
- Coloration
- Camouflage
- Nourishment.
Answer: 3. Camouflage
Question 45. In the male rabbit, testes are located in :
- Extra abdominal scrotal cavity
- Abdominal cavity
- Thoracic cavity
- Pericardial cavity.
Answer: 1. Extra abdominal scrotal cavity
Question 46. Amnion is an extra-embryonic membrane which develops during the embryonic development in :
- Cockroach
- Lizard
- Frog
- Fish.
Answer: 2. Lizard
Question 47. External fertilization occurs almost exclusively in habitats that are:
- Tropical
- Warm
- Moist
- Crowded.
Answer: 3. Moist
Question 48. The center of the primary follicle is occupied by :
- Follicular cells
- Oogonium
- Theca Interna
- None of the above.
Answer: 2. Oogonium
Question 49. The secondary follicle differs from the primary follicle in that: .
- The primary follicle has only a single layer of flattened cells around the oogonium
- The secondary follicle has cuboidal columnar and stratified epithelium around the oogonium
- The oocyte within the secondary follicle is covered by a thick membrane called zona pellucida
- All the above.
Answer: 4. All the above.
Male And Female Reproductive System MCQs
Question 50. Cumulus oophorus refers to:
- A heap of oocytes found in the secondary follicle
- Heap of follicular cells around the ovum in the primary follicle
- Hill of follicular cells that contain the ovum in the secondary follicle
- None of the above
Answer: 3. Hill of follicular cells that contain the ovum in the secondary follicle
Question 51. What are two types of cells seen in the die seminiferous tubule?
- Germinal epithelial cells and cells of Sertoli
- Cells of Lcydig and Reie cells
- Stcrcociliarv cells and cuboidal cells
- Gonocytcs.
Answer: 1. Germinal epithelial cells and cells of Sertoli
Question 52. In a section of the testis. the groups of cells seen scattered between seminiferous tubules are :
- Cells of Sertoli
- Gonocytcs
- Interstitial cells
- Stereociliary cells.
Answer: 3. Interstitial cells
Question 53. Septa which extend inward from the tunica albuginea separate the testes into compartments that contain:
- Epididymis
- Rete testes
- Seminiferous tubules
- Cells of Leydig.
Answer: 3. Seminiferous tubules
Question 54. How many layers does the muscle coat of the oviduct have?
- One—Longitudinal
- Two—Inner circular and outer longitudinal
- Three—Oblique fibers in addition to the above
- None of the above.
Answer: 2. Two—Inner circular and outer longitudinal
Question 55. Which hormone is responsible for the rupture of the follicle and initiating the formation of the corpus luteum?
- Follicle-stimulating hormone
- Luteotropin
- Luteinizing hormone
- All the above.
Answer: 3. Luteinizing hormone
Question 56. An atretic follicle is :
- Also known as corpus albicans
- That follicle that fails to mature and degenerates
- That follicle which has released the ovum
- None of the above.
Answer: 2. That follicle that fails to mature and degenerates
Question 57. The single layer of germinal epithelium covering the ovary is composed of:
- Squamous cells
- Cuboidal cells
- Columnar cells
- None of the above.
Answer: 2. Euboidal cells
Male And Female Reproductive System MCQs
Question 58. The layer immediately interior to the tunica albuginea which forms part of the cortex has a higher proportion of:
- Intercellular substance
- Connective tissue cells and fibers
- Both and
- None of the above.
Answer: 2. Connective tissue cells and fibers
Question 59. Match the reproductive organs on the right with the description on the left.
- (1-a). (2-b), (3-d). (4-f),(5-c). (6-e),(7-c)
- (13) (1-a), (2-f). (3-d), (4-c), (5-e). (6-d), (7-h)
- (1-a). (2-f), (3-c), (4-b), (5-a), (6-b), (7-d)
- (l-j), (2-i), (3-c). (4-b), (5-a), (6-f),(7-h).
Answer: 4. (l-j), (2-i), (3-c). (4-b), (5-a), (6-f),(7-h).
Question 60. How many mature eggs are typically produced by each ovary of a non-pregnant woman each year?
- 52
- 24
- 12
- 6.
Answer: 4.6
Question 61. Cryptorchidism is a condition in which testes are :
- Surgically removed
- Not developed in the fetus
- Unable to produce sperm
- Unable to descend into the scrotum.
Answer: 4. Unable to descend into the scrotum.
Male And Female Reproductive System MCQs
Question 62. A common method of asexual reproduction is by :
- Regeneration
- Budding
- Archetypes
- Gemmulation.
Answer: 2. Budding
Question 63. The female equivalent of the glans of the penis is the :
- Vestibule
- Clitoris
- Hymen
- Urethra.
Answer: 2. Clitoris
Question 64. hCG, hPL, and relaxin are produced in women.
- At the time of puberty
- Only during pregnancy
- Before puberty
- At the time of menopause
Answer: 2. Only during pregnancy
Question 65. Fertilization, embryonic development, etc, occur in frogs in :
- Uterus
- Fallopian tube
- Water
- The upper part of the oviduct.
Answer: 3. Water
Question 66. Release of the oocyte from the ovary of a rabbit is termed :
- Implantation
- Ovulation
- Gestation
- Parturition.
Answer: 2. Ovulation
Question 67. The human uterus is :
- Paired with well-separated oviducts
- Single large chamber with posterior part of oviduct fused to it anteriorly
- Paired with partially fused oviducts
- A single large chamber with completely fused oviducts.
Answer: 2. Single large chamber with the posterior part of the oviduct fused to it anteriorly
Reproductive System MCQs For NEET
Question 68. Fertilization in rabbits, man, and other placental mammals takes place in :
- Ovary
- Uterus
- Fallopian tubes
- Vagina.
Answer: 3. Fallopian tubes
Question 69. When released from the ovary, the human egg contains :
- One Y chromosome
- Two X chromosomes
- One X chromosome
- XY chromosome.
Answer: 3. One X chromosome
Question 70. The oviducts in the body of a vertebrate arc are also referred to as:
- Mullerian duct
- Urinogcnital duct
- Wolffian fuel
- Mesonephric duct.
Answer: 1. Mullerian duct
Question 71. Spawning is another term for :
- Oviposition
- Hatching
- Copulation
- Fertilization.
Answer: 1. Oviposition
Question 72. Corpus albicans is:
- Whitish scar in the ovary of a mammal
- Tough connective tissue coaling on testes of frog
- Whitish subcutaneous tissue in mammals
- Lough connective tissue coating on testis of mammals.
Answer: 1. Whitish scar in the ovary of a mammal
Question 73. The actual genetic part of a sperm is :
- Tail
- Middle piece
- Head
- The whole of it.
Answer: 3. Head
Reproductive System MCQs For NEET
Question 74. Human eggs are :
- Microlecithal
- Alecithal
- Head
- Mesolecilhal.
Answer: 2.Alecithal
Question 75. Locations of Lcydig’s cells and the secretion they produce are :
- Ovary, estrogen
- Liver, Cholesterol
- Testis, testosterone
- Pancreas, glucagon.
Answer: 2. Liver, Cholesterol
Question 76. Spermatozoa were observed for the first time by :
- Haeckel
- Leeuwenhoek
- Pasteur
- Lister.
Answer: 2. Leeuwenhoek
Question 77. Amphimixis refers to :
- Union of male and female gametes
- The path followed by sperm in the egg after its entry
- Union of male and female pronuclei
- Turning of the head of sperm by 180′.
Answer: 3. Union of male and female pronuclei
Question 78. In reproduction of a test tube baby :
- Fertilization is done outside the body
- The fetus is grown in a test tube
- Fertilization is done inside the body
- None of the above.
Answer: 1. Fertilization is done outside the body
Reproductive System MCQs For NEET
Question 79. Which of the following statements is correct?
- Eggs of Amphioxus are mesolecilhal and isolecithal
- Eggs of reptiles are Meiolecitha! and Polylecithal
- Eggs of frog are microlecithal and telolecilhal
- Eggs of hen are microlecithal.
Answer: 2. Eggs of reptiles are Meiolecitha! and Polylecithal
Question 80. What is characteristically absent in a frog’s ovary?
- Follicular epithelium
- Ovarian follicle
- Corpus museum
- Proteinic yolk.
Answer: 3. Corpus museum
Question 81. Parthenogenesis is very common in :
- Apis
- Pheretitna
- Scoliodon
- Spider.
Answer: 1. Apis
Question 82. Each potential gamete-forming cell in diploid organisms produces four gametes (functional and non-functional). The gametes of these organisms have the ;
- Same number of chromosomes as in body cells
- Double the number of chromosomes as in body cells
- Half the number of chromosomes as in body cells
- One-fourth the number of chromosomes as in body cells.
Answer: 3. Half the number of chromosomes as in body cells
Question 83. The purpose of the acrosome is :
- To protect the sperm nucleus
- To secrete certain enzymes which dissolve the sperm cell wall so that the nucleus can escape and fertilize the ovum
- To secrete certain enzymes which dissolve the egg membrane, thus facilitating the entry of the sperm into the ovum
- None of the above.
Answer: 3. To secrete certain enzymes that dissolve the egg membrane, thus facilitating the entry of the sperm into the ovum
Question 84. The portion of the sperm known as its powerhouse is the:
- Head
- Neck
- Middle piece
- Tail.
Answer: 3. Middle piece
Question 85. The immediate predecessors of spermatids are the ;
- Spermatogonia
- Primary spermatocytes
- Secondary spermatocytes
- Sperm mother cells.
Answer: 3. Secondary spermatocytes
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Question 86. The process of differentiation of spermatid into a spermatozoa is known as :
- Spermatogenesis
- Sperntiogenesis
- Gametogenesis
- Oogenesis.
Answer: 2.Sperntiogenesis
Question 87. Spermatogenesis is a sequence of events. Give the correct order :
- Germinal epithelial cell-spermatogonium-primary Spermatocytc-2 secondary spermatocytes-4 spermatids-4 spermatozoa
- Germinal epithelial cell- primary spermatocyte- spermatogonium -2 secondary spermatocytes-4 spermatids-4 spermatozoa
- Germinal epithelial cell-primary spermatocyte- spermatogonium-2 secondary spermatocyte- spermatozoa-4 spermatids
- Germinal epithelial cell-spermatogonium primary spermatocyte-2 secondary spermatocytes 4 spermatozoa-4 spermatids,
Answer: 1. Germinal epithelial cell-spermatogonium-primary Spermatocytc-2 secondary spermatocytes-4 spermatids-4 spermatozoa
Question 88. Primary spermatocyte produces 4 spermatozoa, but primary oocyte produces :
- 1 ovum
- 2 ova
- 3 ova
- 4 ova.
Answer: 1. 1 ovum
Question 89. Ovulation takes place :
- 2 weeks before the start of the next menstrual cycle
- 14th day of the 28-day cycle
- 10 days after the cease of the previous monthly cycle
- All the above are correct.
Answer: 4. All the above are correct.
Question 90. Humans are :
- Viviparous
- Asexually
- Reproducing
- Both and
Answer: 4 . Both and
Question 91. In adults each testis measures :
- 5 to 6 cm width and 2 to 3 cm length
- 2-3 cm width and 4 to 5 cm length
- 4-5 cm width and 2 to 3 cm length
- 2-3 cm width and 5 to 6 cm length
Answer: 2.2-3 cm width and 4 to 5 cm length
Question 92. Each testis is oval and has how many testicular lobules?
- 200
- 250
- 2
- 125 in each
Answer: 2.250
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Question 93. The correct path Of sperms from testis to oiciIn a by corpus spongiosum duel is:
- Vas efferintia -Rate testes-Vas deferens
- Vas deferens-Rate testes-epididymis
- Vas efferentia-Rate testes -epididymis
- Rate testes – Rate testes -epididymis
Answer: 4.Rate testes – Rate testes -epididymis
Question 94. lire male accessory glands include paired seminal vesicles, a prostate, and a paired bulbourethral gland. The secretion of seminal plasma is rich in :
- Fructose
- Calcitonin
- Calcium
- Both and
Answer: 4. Both and
Question 95. Primary female reproductive organs tire :
- Oviducts
- Ovaries
- Mammary gland
- Cervix
Answer: 2. Ovaries
Question 96. The edges of the infundibulum possess finger-like processes called:
- Cervix
- Mons pubis
- Fimbriae
- Ampulla
Answer: 3. Fimbriae
Reproduction in Animals MCQ Biology Question 97. Fertilization in humans takes place in the:
- Fallopian tube
- Ampulla
- Isthmus
- Ampulla-isthmus junction
Answer: 4. Ampulla-isthmus junction
Question 98. The cells of the alveoli of mammary glands secrete milk and store it in the lumen of these lobules (alveoli). The breast is divided into how many mammary lobes?
- 200
- 250
- 15-20
- 120-150
Answer: 3.15-20
Question 99. How many eggs are released by each ovary in one year?
- 2
- 6
- 12
- 4
Answer: 2.6
Question 100. The menstrual cycle stops after :
- Gestation period
- Lactatational
- 45-50 years of age
- All of above
Answer: 4. All of the above
Question 101. Acmsotue of sperm has modified :
- Golgi bodies
- Lysosomes
- FR
- Mitochondria
Answer: 1. Glolgi bodies
Question 102. Sertoli cells are regulated by which hormone of the pituitary.
- G I I
- Prolactin
- LII
- FSH
Answer: 4. FSH
Question 103. The internal cavity formed by cell division before gastrula is:
- Antrum
- Enter on
- Archcnteron
- Blastococl
Answer: 4. Blastococl
Question 104. The part of the fallopian tube closer to the ovary is:
- Isthmus
- Infundibulum
- Cervix
- Ampulla
Answer: 2. Infundibuluom
NEET Important Questions On Reproduction
Question 105. Release of mature sperms from Sertoli cells of seminiferous tubules is called :
- Spermatogenesis
- Spermiogenesis
- Spermioteliosis
- Spermiation
Answer: 4. spermiation
Question 106. At puberty how many primary follicles are left in the two ovaries?
- 60,000-80,000
- 80,000-1 lac
- 120,000-160,000
- 480
Answer: 1.60,000-80,000
Question 107. LH and FSH attain a peak on which day in a 28-day menstrual cycle?
- 17th day
- 14th day
- 25th day
- 5th day
Answer: 2.14th day
Question 108. 1st polar body is formed at which stage of Oogenesis?
- 1st meiosis
- 2nd meiosis
- 1st mitosis
- Differentiation
Answer: 1.1st meiosis
Question 109. In humans, the unpaired male reproductive structure is :
- Seminal vesicle
- Prostate gland
- Bulbourethral gland
- Vasa deferentia
Answer: 2. Prostate gland