MCQ Questions for Class 12 Biology Chapter 3 Human Reproduction with Answers Set-B

Human Reproduction Class 12 Biology MCQs Questions with Answers

Check the below NCERT MCQ Questions for Class 12 Biology Chapter 3 Human Reproduction with Answers Pdf free download. MCQ Questions for Class 12 Biology with Answers were prepared based on the latest exam pattern. We have Provided Human Reproduction Class 12 Biology MCQs Questions with Answers to help students understand the concept very well.

Class 12 Biology Chapter 3 Quiz

Class 12 Biology Chapter 3 MCQ Online Test

You can refer to NCERT Solutions for Class 12 Biology Chapter 3 Human Reproduction to revise the concepts in the syllabus effectively and improve your chances of securing high marks in your board exams.

Human Reproduction Class 12 Biology MCQ online test

Q1.	The membranous cover of the ovum at ovulation is
	A.corona radiata
	B.zona radiata
	C.zona pellucida
	D.chorion.

Ans: corona radiata

Q2.	Identify the odd one from the following
	A.Labia minora
	B.Fimbriae
	C.Infundibulum
	D.Isthmus

Ans: Labia minora

Q3.	Temperature of the scrotum which is necessary for the functioning of testis is always ________ around below body temperature.
	A.2°C
	B.4°C
	C.6°C
	D.8°C

Ans: 2°C

Q4.	Which of the following is correct about mammalian testes ?
	A.Graafian follicles, Sertoli cells, Leydig’s cells
	B.Graafian follicles, Sertoli cells, Seminiferous tubules
	C.Sertoli cells, Seminiferous tubules, Leyding’s cells
	D.Graafian follicle, leyding’s cells, Seminiferous tubule

Ans: Sertoli cells, Seminiferous tubules, Leyding’s cells

Q5.	The nutritive cells found in seminiferous tubules are
	A.Leydig’s cells
	B.atretic follicular cells
	C.Sertoli cells
	D.chromaffin cells.

Ans: Sertoli cells

Q6.	Sertoli cells are regulated by the pituitary hormone known as
	A.LH
	B.FSH
	C.GH
	D.prolactin.

Ans: FSH

Q7.	The head of the epididymis at the head of the testis is called
	A.cauda epididymis
	B.vas deferens
	C.caput epididymis
	D.gubernaculum.

Ans: caput epididymis

Q8.	Seminal plasma in humans is rich in
	A.fructose and calcium but has no enzymes
	B.glucose and certain enzymes but has no calcium
	C.fructose and certain enzymes but poor in calcium
	D.fructose, calcium and certain enzymes.

Ans: fructose, calcium and certain enzymes.

Q9.	Prostate glands are located below
	A.gubernaculum
	B.seminal vesicles
	C.epididymis
	D.bulbourethral glands

Ans: seminal vesicles

Q10.	The function of the secretion of prostate gland is to
	A.inhibit sperm activity
	B.attract sperms
	C.stimulate sperm activity
	D.none of these.

Ans: stimulate sperm activity

Q11.	Lower narrow end of uterus is called
	A.urethra
	B.cervix
	C.clitoris
	D.vulva.

Ans: cervix

Q12.	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.

Ans: on the either side of vagina in humans

Q13.	In human adult females oxytocin
	A.stimulates pituitary to secrete vasopressin
	B.causes strong uterine contractions during parturition
	C.is secreted by anterior pituitary
	D.stimulates growth of mammary glands.

Ans: causes strong uterine contractions during parturition

Q14.	The third stage of parturition is called “after-birth”. In this stage
	A.excessive bleeding occurs
	B.fetus is bom and cervix and vagina contraction to normal condition happens
	C.fetus is bom and contraction of uterine wall prevents excessive bleeding
	D.placenta is expelled out.

Ans: placenta is expelled out.

Q15.	After birth, colostrum is released from mammary glands which is rich in
	A.fat and low in proteins
	B.proteins and low in fat
	C.proteins, antibodies and low in fat
	D.proteins, fat and low in antibodies.

Ans: proteins, antibodies and low in fat

Q16.	Spot the odd one out from the following structures with reference to the male reproductive system.
	A.Rate testis
	B.Epididymis
	C.Vasa efferentia
	D.Isthmus

Ans: Isthmus

Q17.	Seminal plasma, the fluid part of semen, is contributed by (i) seminal vesicle (ii) prostate (iii) urethra (iv) bulbourethral gland (i) seminal vesicle (ii) prostate (iii) urethra (iv) bulbourethral gland
	A.(i) and (ii)
	B.(i), (ii) and (iv)
	C.(ii), (iii) and (iv)
	D.(i) and (iv)

Ans: (i), (ii) and (iv)

Q18.	In humans, at the end of the first meiotic division, the male germ cells differentiate into the
	A.spermatids
	B.spermatogonia
	C.primary spermatocytes
	D.secondary spermatocytes.

Ans: secondary spermatocytes.

Q19.	How many sperms are formed from a secondary spermatocyte ?
	A.4
	B.8
	C.2
	D.1

Ans: 2

Q20.	How many sperms are formed from 4 primary spermatocytes ?
	A.4
	B.1
	C.16
	D.32

Ans: 16

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