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

Find here the NCERT chapter-wise Multiple Choice Questions from Class 12 Biology book Chapter 3 Human Reproduction with Answers Pdf free download. This may assist you to understand and check your knowledge about the chapters. Students also can take a free test of the Multiple Choice Questions of Human Reproduction. Each question has four options followed by the right answer. These MCQ Questions are selected supported by the newest exam pattern as announced by CBSE.

NCERT MCQ Chapters for Class 12 Biology

Q1. If mammalian ovum fails to get fertilised, which one of the following is unlikely ?

(i) Corpus luteum will distintegrate.
(ii) Progesterone secretion rapidly declines.
(iii) Estrogen secretion increases.
(iv) Primary follicle starts developing.

(iii) Estrogen secretion increases.

Q2. Testosterone is secreted by

(i) Sertoli cells
(ii) Leydig cells
(iii) Kupffer cells
(iv) Mast cells

(ii) Leydig cells

Q3. Ovulation occurs under the influence of

(i) follicle-stimulating hormone
(ii) luteinising hormone
(iii) progesterone
(iv) estrogen.

(ii) luteinising hormone

Q4. Spermiation is the process of the release of sperms from:

(i) Seminiferous tubules
(ii) Vas deferens
(iii) Epididymis
(iv) Prostate gland

(i) Seminiferous tubules

Q5. Sertolicells present in:

(i) In liver
(ii) In Testis
(iii) In Ovary
(iv) in Pancreatic gland

(ii) In Testis

Q6. Immediately after ovulation, the mammalian egg is covered by a membrane known as

(i) chorion
(ii) zona pellucida
(iii) corona radiata
(iv) vitelline membrane.

(iii) corona radiata

Q7. During embryonic development, the establishment of polarity along anterior/ posterior, dorsal/ventral or medial/lateral axis is called

(i) Pattern formation
(ii) Organizer phenomena
(iii) Axis formation
(iv) Anamorphosis

(ii) Organizer phenomena

Q8. Proliferative phase of menstrual cycle, is also called

(i) follicular phase
(ii) luteal phase
(iii) secretory phase
(iv) ovulatory phase

(i) follicular phase

Q9. Spot the odd one out from the following structures with reference to the male reproductive system:

(i) Rete testis
(ii) Epididymis
(iii) Vasa effereritia
(iv) Isthmus

(iv) Isthmus

Q10. Ovulation regulate by which hormone:

(i) TSH
(ii) ACTH
(iii) ADH
(iv) FSH and LH

(iii) ADH

Q11. After ovulation Graafian follicle regresses into

(i) corpus atresia
(ii) corpus callosum
(iii) corpus luteum
(iv) corpus albicans

(iii) corpus luteum

Q12. Ovum receives the sperm in the region of

(i) Vegetal pole
(ii) Equator
(iii) Animal pole
(iv) Pigmented area

(iii) Animal pole

Q13. How many functional sperms and how many ova will be formed by a primary spermatocyte and a primary oocyte, respectively?

(i) One, One
(ii) One, Four
(iii) Four, One
(iv) Four, Four

(iii) Four, One

Q14. Identify the wrong statement from the following:

(i) High levels of estrogen triggers the ovulatory phase
(ii) Oogonial cells start to proliferate and give rise to functional ova in regular cycles from puberty onwards.
(iii) Sperms released from seminiferous tubules are poorly motile/non-motile
(iv) Progesterone level is high during the post-ovulatory phase of menstrual cycle.

(ii) Oogonial cells start to proliferate and give rise to functional ova in regular cycles from puberty onwards.

Q15. Fertilization takes place in human :

(i) In uterus
(ii) In vagina
(iii) In ovary
(iv) In fallopian tubes

(iv) In fallopian tubes

Q16. A human female reaches menopause aroung the age of

(i) 50 years
(ii) 15 years
(iii) 70 years
(iv) 25 years.

(i) 50 years

Q17. Acrosome is made up of:

(i) Centrioles
(ii) Ribosomes
(iii) Golgi bodies
(iv) Mitochondria

(iii) Golgi bodies

Q18. Vas deferens receives the duct of seminal vesicle and forms the

(i) epididymis
(ii) urethra
(iii) ejaculatory duct
(iv) urethral meatus

(iii) ejaculatory duct

Q19. Mature Graafian follicle is generally present in the ovary of a healthy human female around:

(i) 5-8 day of menstrual cycle
(ii) 11-17 day of menstrual cycle
(iii) 18-23 day of menstrual cycle
(iv) 24-28 day of menstrual cycle

(ii) 11-17 day of menstrual cycle

Q20. The release of eggs from the ovary of human female is called:

(i) Plantation
(ii) Gestation
(iii) Ovulation
(iv) Parturition

(iii) Ovulation

Q21. A reaction of granules content which harden the zona pellucida and ensures sure block to polyspermy is

(i) acrosomal reaction
(ii) cortical reaction
(iii) acrosin reaction
(iv) bindin reaction.

(ii) cortical reaction

Q22. Human eggs are

(i) Alecithal
(ii) Microlecithal
(iii) Mesolecithal
(iv) Macrolecithal

(i) Alecithal

Q23. There is no cell division involved in

(i) spermatogenesis
(ii) oogenesis
(iii) embryogenesis
(iv) spermiogenesis

(iv) spermiogenesis

Q24. Which one of the following is not a male accessory gland?

(i) Seminal vesicle
(ii) Ampulla
(iii) Prostate
(iv) Bulbourethral gland

(ii) Ampulla

Q25. Leydigicell found in.

(i) In liver
(ii) In testis
(iii) In kidney
(iv) In intestine

(ii) In testis

Q26. Which part of the sperm plays an important role in penetrating the egg membrane ?

(i) Allosome
(ii) Tail
(iii) Autosome
(iv) Acrosome

(iv) Acrosome

Q27. The growth of corpus luteum is initiated by

(i) Human chorionic gonadotropin
(ii) Follicle stimulating hormone
(iii) Luteinizing hormone
(iv) Prolactin

(iii) Luteinizing hormone

Q28. It The cell division in secondary oocyte is suspended at

(i) Anaphase II
(ii) Metaphase II
(iii) Prophase II
(iv) Telophase II

(ii) Metaphase II

Q29. Which among the following has 23 chromosomes?

(i) Spermatogonia
(ii) Zygote
(iii) Secondary oocyte
(iv) Ogonia

(iii) Secondary oocyte

Q30. The cavity of blastula Is:

(i) Blastocoel
(ii) Coelome
(iii) Archentron
(iv) Homocoel

(ii) Coelome

Q31. In oocyte secondary maturation occurs in

(i) ovary
(ii) abdominal cavity
(iii) Fallopian tube
(iv) uterus.

(iii) Fallopian tube

Q32. Middle piece of mammalian sperm possess

(i) Mitochondria and centriole
(ii) Mitochondria only
(iii) Centriole only
(iv) Nucleus and mitochondria

(ii) Mitochondria only

Q33. After the release of the secondary oocyte, the Graafian follicle develops into

(i) corpus callosum
(ii) corpus albicans
(iii) corpus luteum
(iv) primary follicle

(iii) corpus luteum

Q34. Which of the following hormones is not secreted by human placenta?

(i) HCG
(ii) Estrogens
(iii) Progesterone
(iv) LH

(iv) LH

Q35. In mammals male hormones are produced in:

(i) In Liver
(ii) In Testis
(iii) In Kidney
(iv) In Lungs

(ii) In Testis

Q36. Besides activating the egg another role of a sperm is to carry to egg

(i) RNA
(ii) mitochondria
(iii) DNA
(iv) ribosomes.

(iii) DNA

Q37. How many sperms are formed from a secondary spermatocyte?

(i) 2
(ii) 8
(iii) 4
(iv) 1

(iii) 4

Q38. The outermost layer of a blastocyst is called

(i) ectoderm
(ii) mesoderm
(iii) endoderm
(iv) trophoblast

(iv) trophoblast

Q39. Morula is a developmental stage :

(i) Between the zygote and blastocyst
(ii) Between the blastocyst and gastrula
(iii) After the implantation
(iv) Between implantation and parturition

(i) Between the zygote and blastocyst

Q40. Ovaries produce the female gamete called :

(i) Sperm
(ii) Oviducts
(iii) Ovum
(iv) Prostate

(iii) Ovum

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Biology MCQs for Class 12 with Answers PDF

Lesson 1. Reproduction in Organisms Class 12 MCQ Questions
Lesson 2. Sexual Reproduction in Flowering Plants Class 12 MCQ Questions
Lesson 3. Human Reproduction Class 12 MCQ Questions
Lesson 4. Reproductive Health Class 12 MCQ Questions
Lesson 5. Principles of Inheritance and Variation Class 12 MCQ Questions
Lesson 6. Molecular Basis of Inheritance Class 12 MCQ Questions
Lesson 7. Evolution Class 12 MCQ Questions
Lesson 8. Human Health and Disease Class 12 MCQ Questions
Lesson 9. Strategies for Enhancement in Food Production Class 12 MCQ Questions
Lesson 10. Microbes in Human Welfare Class 12 MCQ Questions
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