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Human Reproduction
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Bihar Board
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Class 12th
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English Medium
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Science
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Biology
» L-3 : Human Reproduction
Objective Questions (MCQs)
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Human Reproduction
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Bihar Board
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Class 12th
»
English Medium
»
Science
»
Biology
» L-3 : Human Reproduction
Objective Questions (MCQs)
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Multiple Choice
Verified
ID- 1638
BSEB, 2019 (C)
1. The sperm penetrates through zona pellucida with the help of:
(A) Secretion from acrosome
(B) Hydrolytic enzymes
(C) Neck with cetroids
(D) Both (A) and (B)
Multiple Choice
Verified
ID- 1639
BSEB, 2020 (A)
2. Blood and circulatory stems originate from which germinal layer?
(A) Ectoderm
(B) Mesoderm
(C) Endoderm
(D) None of these
Multiple Choice
Verified
ID- 1640
BSEB, 2009
3. Middle piece of mammalian sperm contains:
(A) nucleus
(B) vacuole
(C) mitochondria
(D) centriole
Multiple Choice
Verified
ID- 1641
BSEB, 2013, 2021 (A)
4. The process of formation of gametes is called:
(A) Gametogenesis
(B) Cytokinesis
(C) Sporogenesis
(D) Meiocytes
Multiple Choice
Verified
ID- 1642
BSEB, 2012
5. What is fertilisation?
(A) Fusion of egg with male nucleus
(B) Fusion of egg with secondary nucleus
(C) Fusion of egg with synergid
(D) None of these
Multiple Choice
Verified
ID- 1643
BSEB, 2015
6. Semen is frozen in:
(A) liquid nitrogen
(B) refrigerator
(C) ice
(D) all of these
Multiple Choice
Verified
ID- 1685
BSEB, 2015, 2021 (A)
7. What is the number of chromosomes present in human gametes?
(A) 21
(B) 23
(C) 44
(D) 46
Multiple Choice
Verified
ID- 1686
BSEB, 2015
8. Diploid is:
(A) Ovum
(B) Pollen
(C) both 'A' and 'B'
(D) Zygote
Multiple Choice
Verified
ID- 1687
9. The vas deferens receives duct from the seminal vesical and opens into urethra as:
(A) epididymis
(B) ejaculatory duct
(C) efferent ductule
(D) ureter
Multiple Choice
Verified
ID- 1688
10. Urethral meatus refers to the:
(A) urinogenital duct
(B) opening of vas deferens into urethra
(C) external opening of the urinogenital duct
(D) muscels surrounding the urinogenital duct
Multiple Choice
Verified
ID- 1689
11. The membranous cover of the ovum at ovulation is:
(A) corona radiata
(B) zona radiata
(C) zona pellucida
(D) chorion
Multiple Choice
Verified
ID- 1690
12. Morula is a developmental stage:
(A) between the zygote and blastocyst
(B) Between the blastocyst and gastrula
(C) after the implantation
(D) between implantation and parturition
Multiple Choice
Verified
ID- 1691
13. Process of fusion of haploid cells is:
(A) Cell cycle
(B) Meiosis
(C) Mitosis
(D) Syngamy
Multiple Choice
Verified
ID- 1692
BSEB, 2018 (C)
14. Which of the following technique is not included in IVF?
(A) Intracellular sperm insemination
(B) Intrauterine insemination
(C) Embryo transfer
(D) Intrauterine device
Multiple Choice
Verified
ID- 1693
BSEB, 2019 (A)
15. Uterus is related to:
(A) Male Reproductive system
(B) Female Reproductive system
(C) Plant Reproductive system
(D) All of these
Multiple Choice
Verified
ID- 1694
BSEB, 2019 (A)
16. The anterior portion of sperm is covered by a cap like structure known as:
(A) Acrosome
(B) Mesosome
(C) Episome
(D) Sphereosome
Multiple Choice
Verified
ID- 1695
17. Secondary sexual character in female develop in response to hormone:
(A) Relaxin
(B) Progesterone
(C) Estorgen
(D) Gonadotropin
Multiple Choice
Verified
ID- 1696
18. Hormone responsible for ovulation and development of corpus luteum is:
(A) FSH
(B) LH
(C) LTH
(D) ICSH
Multiple Choice
Verified
ID- 1697
19. Hormone controlling human menstrual cycle is:
(A) Estorgen
(B) FSH
(C) LH
(D) All of the above
Multiple Choice
Verified
ID- 1698
20. The release of eggs from the ovary of human female is called:
(A) Plantation
(B) Gestation
(C) Ovulation
(D) Parturition
Multiple Choice
Verified
ID- 1699
21. Leydig cell found in:
(A) in liver
(B) in testis
(C) in kidney
(D) in intestine
Multiple Choice
Verified
ID- 1700
22. Ovulation regulate by which hormone:
(A) TSH
(B) ACTH
(C) ADH
(D) FSH and LH
Multiple Choice
Verified
ID- 1701
23. Sertolicells present in:
(A) In liver
(B) In testis
(C) In Ovary
(D) In Pancreatic glad
Multiple Choice
Verified
ID- 1702
24. Gestation period in human female:
(A) 30 days
(B) 90 days
(C) 9 months
(D) 7 months
Multiple Choice
Verified
ID- 1703
25. An accessory genital glad of man is:
(A) Prostate gland
(B) Serminal gland
(C) Cowper's gland
(D) All of these
Multiple Choice
Verified
ID- 1704
26. The last part of the oviduct is called:
(A) Isthumus
(B) Ampulla
(C) Fimbriae
(D) Infundibulum
Multiple Choice
Verified
ID- 1705
27. The opening of the vagina is often covered partially by a membrane called:
(A) Clitoris
(B) Majora
(C) Isthmus
(D) Hymen
Multiple Choice
Verified
ID- 1706
28. The tiny finger-like structure which lies at the upper junction of the two labia minora above the urethral opening is called:
(A) Clitoris
(B) Majora
(C) Mammary duct
(D) Hymen
Multiple Choice
Verified
ID- 1707
29. Milk is sucked out from the:
(A) Memory lobes
(B) Mammary glands
(C) Mammary ducts
(D) Lactiferous duct
Multiple Choice
Verified
ID- 1708
30. The cell which synthesize and secrete testicular hormones called Androgens are:
(A) Germ cells
(B) Leydig cells
(C) Sertoli cells
(D) None of these
Multiple Choice
Verified
ID- 1709
31. The natural male germ cells produce sperms by:
(A) Spermatogenesis
(B) Spermatids
(C) Spermiation
(D) None of these
Multiple Choice
Verified
ID- 1710
32. Androgens stimulate the process of:
(A) Body
(B) Head
(C) Tail
(D) Spermatogenesis
Multiple Choice
Verified
ID- 1711
33. First menstrual cycle at the time of puberty is called:
(A) Ovum
(B) Sperm
(C) Menses
(D) Menarche
Multiple Choice
Verified
ID- 1712
BSEB, 2020 (A)
34. Graafion follicle occurs:
(A) In huminathyroid
(B) In human female's ovary
(C) In frog's ovary
(D) In Rabbits testis
Multiple Choice
Verified
ID- 1713
35. Progesterone hormone is formed by:
(A) Corpus calosum
(B) Corpus uterai
(C) Corpus luteum
(D) Corpus albicans
Multiple Choice
Verified
ID- 1714
36. Sertoli cells are regulated by the pituitary hormone known as:
(A) LH
(B) FSH
(C) GH
(D) prolactin
Multiple Choice
Verified
ID- 1715
37. Prostate glands are located below:
(A) gubernaculum
(B) seminal vesicles
(C) epididymis
(D) bulbourethral glands
Multiple Choice
Verified
ID- 1716
38. Bartholin's glands are situated:
(A) on the either side of vagina in humans
(B) on either side of vas deferens in humans
(C) on either side of penis in humans
(D) on either side of Fallopian tube in humans
Multiple Choice
Verified
ID- 1717
39. Which part of ovary in mammals act as an endocrine glands after ovulation?
(A) Stroma
(B) Germinal epithelium
(C) Vitelline membrane
(D) Graafian follicle
Multiple Choice
Verified
ID- 1718
40. Lower narrow end of uterus is called:
(A) urethra
(B) cervix
(C) clitoris
(D) vulva
Multiple Choice
Verified
ID- 1719
41. The second malnutrition division of the mammalian ovum occurs:
(A) shortly after ovulation before the ovum makes entry into the Fallopian tube
(B) until after the ovum has been penetrated by a sperm
(C) until the nucleus of the sperm has fused with that of the ovum
(D) in the Graffian follicle following the first maturation division
Multiple Choice
Verified
ID- 1720
42. The principal tail piece of human sperm shows the microtubular arrangement of:
(A) 7 + 2
(B) 9 + 2
(C) 11 + 2
(D) 13 + 2
Multiple Choice
Verified
ID- 1721
43. The sperms undergo physiological maturation, acquiring increased motility and fertilizing capacity in:
(A) seminiferous tubules
(B) vasa efferentia
(C) epididymis
(D) vagina
Multiple Choice
Verified
ID- 1722
44. Which one is released from the ovary?
(A) Primary oocyte
(B) Secondary oocyte
(C) Graafian follicle
(D) Oogonium
Multiple Choice
Verified
ID- 1723
45. At what stage of life is a oogenesis intiated in a human female:
(A) At puberty
(B) During menarch
(C) During menopause
(D) During embryonic development
Multiple Choice
Verified
ID- 1724
46. After ovulation Graafian follicle regresses into:
(A) corpus atresia
(B) corpus callosum
(C) corpus luteum
(D) corpus albicans
Multiple Choice
Verified
ID- 1725
47. The process of release of spermatozoa from Sertoli cells into the cavity of the seminiferous tubules is called:
(A) spermiogenesis
(B) spermatogenesis
(C) spermatocytogenesis
(D) spermiation
Multiple Choice
Verified
ID- 1726
48. The middle piece of the sparm contains:
(A) proteins
(B) mitochondria
(C) centriole
(D) nucleus
Multiple Choice
Verified
ID- 1727
49. Corpus luteum is developed from:
(A) Graafian follicle
(B) nephrostome
(C) oocyte
(D) None of these
Multiple Choice
Verified
ID- 1728
50. Which of the following contains the actual genetic part of a sperm?
(A) Whole of it
(B) Tail
(C) Middle piece
(D) Head
Multiple Choice
Verified
ID- 1729
51. Ist polar body is formed at which stage of oogenesis?
(A) Ist meiosis
(B) 2nd mitosis
(C) Ist mitosis
(D) Differentiation
Multiple Choice
Verified
ID- 1730
52. In oogenesis is haploid egg is fertilized by sperm at which stage?
(A) Primary oocyte
(B) Secondary oocyte
(C) Oogonium
(D) Ovum
Multiple Choice
Verified
ID- 1731
53. Acrosome is a type of:
(A) lysosome
(B) flagellum
(C) ribosome
(D) basal body
Multiple Choice
Verified
ID- 1732
54. Name the hormone that has no rule in menstruation:
(A) LH
(B) FSH
(C) Estradiol
(D) TSH
Multiple Choice
Verified
ID- 1733
55. Withdrawal of which of the following hormones is the immediate cause of menstruation?
(A) Progesterone
(B) Estrogen
(C) FSH
(D) FSH-RH
Multiple Choice
Verified
ID- 1734
56. In the 28 days human ovarian cycle, the ovulation takes place typically on:
(A) day 1 of the cycle
(B) day 14 of the cycle
(C) day 5 of the cycle
(D) day 28 of the cycle
Multiple Choice
Verified
ID- 1736
57. Ovulation in the human female normally takes place during the menstrual cycle:
(A) at the mid secretory phase
(B) just before the end of the secretory phase
(C) at the beginning of the proliferative phase
(D) at the end of the proliferative phase
Multiple Choice
Verified
ID- 1737
58. The phase of menstrual cycle in humans last that last for 7-8 days, is:
(A) follicular phase
(B) ovulatory phase
(C) Luteal phase
(D) menstruation
Multiple Choice
Verified
ID- 1738
59. Cessation of menstrual cycle in a woman is called:
(A) lactation
(B) ovulation
(C) menopause
(D) parturition
Multiple Choice
Verified
ID- 1739
60. Repair of endometrium is undertaken by:
(A) LH
(B) FSH
(C) estrogen
(D) prolactin
Multiple Choice
Verified
ID- 1740
61. A human female reaches menopause around the age of:
(A) 50 years
(B) 15 years
(C) 70 years
(D) 25 years
Multiple Choice
Verified
ID- 1742
62. At menopause there is rise in urinary excretion of:
(A) FSH
(B) STH
(C) MSH
(D) none of these
Multiple Choice
Verified
ID- 1743
63. The sex of the foetus will be decided at:
(A) fertilization by male gamete
(B) implantation
(C) fertilization by female gamete
(D) the start of cleavage
Multiple Choice
Verified
ID- 1744
64. Preparation of sperm before a penetration of ovum is:
(A) spermiation
(B) cortical reaction
(C) spermiogenesis
(D) capacitation
Multiple Choice
Verified
ID- 1745
65. Implitation takes place after .......... of fertilization:
(A) 5 days
(B) 6 days
(C) 7 days
(D) 8 days
Multiple Choice
Verified
ID- 1746
66. The solid mass of 8-16 cells formed from zygote after successive mitosis divisions is called:
(A) blastula
(B) gastrula
(C) morula
(D) none of these
Multiple Choice
Verified
ID- 1747
67. Cleavage differs from mitosis is lacking:
(A) synthetic phase
(B) growth phase
(C) both 'A' and 'B'
(D) none of these
Multiple Choice
Verified
ID- 1748
68. Which part of the sperm plays an important role in penetrating the egg membrane?
(A) Allosome
(B) Tail
(C) Autosome
(D) Acrosome
Multiple Choice
Verified
ID- 1749
69. The first movements of the foetus and appearance of hair on its head are usually observed during which month of pregnancy?
(A) Fourth month
(B) Fifth month
(C) Sixty month
(D) Third month
Multiple Choice
Verified
ID- 1756
70. hCG, hPL and relaxin are produced in women:
(A) at the time of puberty
(B) only during pregnancy
(C) at the time of menopause
(D) during menstruation
Multiple Choice
Verified
ID- 1757
71. Foetus gets nourishment and oxygen though:
(A) allantois
(B) placenta
(C) yolk sac
(D) chorion
Multiple Choice
Verified
ID- 1759
72. Gastrula is the embryonic stage in which:
(A) cleverage occurs
(B) blastocoel form
(C) germinal layers form
(D) villi form
Multiple Choice
Verified
ID- 1760
73. Urine test during pregnancy determines the presence of:
(A) Human chorionic gondadotropin hormone
(B) estrogen
(C) progesterone
(D) luteinising hormone
Multiple Choice
Verified
ID- 1761
74. The early stage human embryo destinctly prossesses:
(A) gills
(B) gill slits
(C) external ear (pinna)
(D) eyebrows
Multiple Choice
Verified
ID- 1762
75. In the development of the human body, the ectoderm is responsible for the formation of:
(A) lens of the eye
(B) nervous system
(C) sweat glands
(D) all of these
Multiple Choice
Verified
ID- 1764
76. In the event of pregnancy, the corpus luteum persists under the influence of:
(A) LH
(B) FSH
(C) chorionic gonadotropin
(D) progesterone
Multiple Choice
Verified
ID- 1765
77. After birth, cholstrum is released from mammary glands which is rich in:
(A) fat and low in proteins
(B) protein and low in fat
(C) proteins, antibodies and low in fat
(D) proteins, fat and low in antibodies
Multiple Choice
Verified
ID- 1766
78. Delivery of development foetus is scientifically called:
(A) parturition
(B) oviposition
(C) abortion
(D) ovulation
Multiple Choice
Verified
ID- 1768
79. Mature Graafian follicle is generally present in the ovary of a health human female around:
(A) 5-8 day of menstrual cycle
(B) 11-17 day of menstrual cycle
(C) 18-23 day of menstrual cycle
(D) 24-28 day of menstrual cycle
Multiple Choice
Verified
ID- 1769
80. Which one of the following is not a mail accessory gland?
(A) Seminal vesicle
(B) Ampulla
(C) Prostate
(D) Bulbourethral gland
Multiple Choice
Verified
ID- 1770
81. Which among the following has 23 chromosomes?
(A) Spermatogonia
(B) Zygote
(C) Secondary oocyte
(D) Oogonia
Multiple Choice
Verified
ID- 1771
82. Which of the following hormones is not is secreated by human placenta?
(A) hCG
(B) Estrogens
(C) Progesterone
(D) LH
Multiple Choice
Verified
ID- 1773
BSEB, 2016 (C)
83. Male hormone is produced from:
(A) Ovary
(B) Sperm
(C) Testis
(D) Kidney
Multiple Choice
Verified
ID- 1774
BSEB, 2017 (A), 2017 (C)
84. Acrosome is a part of:
(A) Head of human sperm
(B) Middle part of human sperm
(C) Primary oocyte
(D) Blastocyst
Multiple Choice
Verified
ID- 1775
BSEB, 2018 (A)
85. The total number of eggs produced by a healthy human female during life time:
(A) 4000
(B) 400
(C) 40
(D) 365
Multiple Choice
Verified
ID- 1776
BSEB, 2017 (A), 2017 (C), 2021 (A)
86. Sertoli cells are found in:
(A) Testis
(B) Uteres
(C) Ovary
(D) Liver