Biology 12 Human Reproduction MCQ Question Answer – Chapter 3

Biology Class 12 MCQs On Human Reproduction Unit 6 Chapter 3 : Here we have provided you with a lot of MCQs with Answers on Human Reproduction. The mcqs provided here on Human Reproduction are beneficial for the students as these will help you gain good marks in your board examinations.

As very soon your Class 12 board examinations are going to start, so this is time that you prepare well. This section of MCQs will help you a lot in improving your scores. Here you can even score full marks, if you are well prepared for any type of MCQ question, and this will only be possible if you practice a lot of MCQs. So, scroll down the page and start with your preparation from today only.

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Biology 12 Human Reproduction MCQ Question Answer – Chapter 3


Ques 1: The growth, maintenance and functions of gonads are regulated by

  • Growth hormones
  • Thyrotrophic hormones
  • FSH and LH
  • Prolactin hormone

FSH and LH

Ques 2: Testes in human male lie

  • in the abdominal cavity
  • outside the abdominal cavity in scrotum
  • in the scrotum in abdominal cavity
  • Lie freely outside the abdominal cavity

outside the abdominal cavity in scrotum

Ques 3: Sertoli cells are present in

  • Seminiferous tubules
  • Ovary
  • Pancreas
  • Corpus luteum

Seminiferous tubules

Ques 4: Puderty in human lames is attained between

  • 10 to 13 years
  • 16 to 17 years
  • 18 years onward
  • 13 to 16 years

13 to 16 years

Ques 5: Leydig cells are present in the

  • connective tissue present between seminiferous tubules
  • lumen of seminiferous tabules
  • germinal epithelium alongwith spermatogenic
  • stroma of ovary

connective tissue present between seminiferous tubules

Ques 6: Androgen binding protein (ABP) is secreted by

  • Leydig cells
  • Spermatogenic cells
  • Sertoli cells
  • None of these

Sertoli cells

Human Reproduction Class 12 Biology MCQs

Ques 7: Male sec hormones are secreted by

  • Leydig cells
  • Sertoli cells
  • Vasa efferentia
  • Spermatogenic cells

Leydig cells

Ques 8: Graafian follicle is formed by

  • stroma of the ovary
  • germinal epithelium of the ovary
  • corpus luteum
  • None of these

germinal epithelium of the ovary

Ques 9: Where does fertilization of egg occur in the female reproductive tract ?

  • Fallopian tubes
  • Uterus
  • Vagina
  • Vestibule

Fallopian tubes

Ques 10: Which of the following undergoes cyclic changes during different phases of menstrual cycle ?

  • Oviducts
  • Vagina
  • Uterus
  • External genitalia

Uterus

Ques 11: The transformation of spermatids into spermatozoa is termed

  • spermatogenesis
  • spermatocytogenesis
  • spermiogenesis
  • spermiation

spermiogenesis

NCERT MCQ Questions Class 12 Biology Chapter 3 Human Reproduction with Answers

Ques 12: Which part of spermatozoon contains hydrolytic enzymes ?

  • Middle piece
  • Acrosome
  • Tail
  • Neck

Acrosome

Ques 13: Identical twins arise from

  • single egg
  • two eggs
  • either from one egg or two eggs
  • neither from one egg nor from two eggs

single egg

Ques 14: Partial separation of the two blastomeres formed by zygote’s first cleavage produces

  • identical twins
  • fraternal twins
  • non-identical twins
  • conjoined twins

conjoined twins

Ques 15: Main sperm lysins include

  • hyaluronidase
  • corona penetrating enzyme
  • zona lysine
  • All of these

All of these

Ques 16: Cortical reaction occurs

  • immediately before the fusion of sperm and egg plasma membranes
  • immediately after the fusion of sperm and egg plasma membranes
  • before acrosome reaction
  • after acrosome reaction

immediately after the fusion of sperm and egg plasma membranes

Ques 17: Dermis of skin, most muscles and connective tissues develop from

  • ectoderm
  • mesoderm
  • endoderm
  • partly from (a) and partly from (b)

mesoderm

MCQ Questions Class 12 Biology Human Reproduction

Ques 18. The act of expelling the full-term young one from mother’s uterus at the end of gestation is called

  • menstruation
  • menarche
  • parturition
  • menopause

parturition

Ques 19: Which embryonic layer develops first during embryonic development ?

  • Ectoderm
  • Mesoderm
  • Endoderm
  • All develop simultaneously

Endoderm

Ques 20: The secretions of the of the following are rich in fructose, calcium and some enzymes.

  • Male accessory glands
  • Female accessory glands
  • Salivary glands
  • Lives

valiumMale accessory glands

Ques 21: Androgens are secreted by

  • Sertoli cells
  • Leydig cells
  • Seminal vesicles
  • Bulbourethal gland

Leydig cells

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We hope you have practiced all the questions on Biology 12 Chapter 3 Human Reproduction. These questions are very important from examination point of view. In case of queries do let us know via comment box provided below. We will answer all your questions.

Updated: December 4, 2021 — 3:04 pm

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