Human Reproduction MCQ For Class 12 And NEET

1)    How many cleavages occur for the formation of 32 cells?
a)    3
b)    4
c)    5
d)    6

2)    Acrosomal reaction occurs during:
a)    Menopause
b)    Puberty
c)    Fertilization
d)    Parturition

3)    In spermatogenesis, phase of maturation involves:
a)    The formation of spermatids from primary spermatocytes through meiosis
b)    The formation of oogonia from the spermatocytes through meiosis
c)    The formation of spermatogonia from the gonocytes through mitosis
d)    The growth of spermatogonia into primary spermatocytes

4)    Delivery of developed foetus is scientifically called as:
a)    Parturition
b)    Oviposition
c)    Abortion
d)    Ovulation

5)    Sertoli cells are nourishing cells in the testes. They also secrete a hormone. Identify the name:
a)    Gonadotropin
b)    Testosterone
c)    Relaxin
d)    Inhibin

6)    Which of the following group of cells in the male gonad, represent haploid cells:
a)    Spermatogonial cells
b)    Germinal epithelium cells
c)    Secondary spermatocytes
d)    Primary spermatocytes

7)    The testes in humans are situated outside the abdominal cavity inside a pouch called scrotum. The purpose served is for:
a)    To provide a secondary sexual feature for exhibiting the male sex
b)    Maintaining the scrotal temperature lower than the internal body temperature
c)    Escaping any possible compression by visceral organs
d)    Providing more space for the growth of epididymis

8)    Leydig’s cells are present in:
a)    Ovary
b)    Small intestine
c)    Liver
d)    Testis

9)    Sertoli cells provide nutrition to:
a)    Ovum
b)    Sperm
c)    Embryo
d)    None of these

10)    Which type of cell division occurs in cells of testis at different phases of spermatogenesis?
a)    Only meiotic
b)    Only mitotic
c)    Both meiotic and mitotic
d)    Amitotic

11)    What is the correct sequence of sperm formation?
a)    Spermatogonia, spermatocyte, spermatozoa, spermatid
b)    Spermatogonia, spermatozoa, spermatocyte, spermatid
c)    Spermatogonia, spermatocyte, spermatid, spermatozoa
d)    Spermatid, spermatocyte, spermatogonia, spermatozoa

12)    In which stage of development three primary germ layers are produced?
a)    Gastrula
b)    Blastula
c)    Morula
d)    Placenta

13)    Which germ layers forms nervous system?
a)    Endoderm
b)    Mesoderm
c)    Ectoderm

14)    Development of spermatids into mature sperm is called ___.
a)    Spermiogenesis
b)    Spermatogenesis
c)    Spermiation
d)    Spermatocyte

15)    Gestation period in humans is
a)    10 weeks
b)    25 weeks
c)    9 weeks
d)    9 months

16)    Which one is primary sex organ?
a)    Scrotum
b)    Penis
c)    Testis
d)    Prostrate

17)    In 28 days, human ovarian cycle, ovulation occurs on
a)    Day 1
b)    Day 5
c)    Day 14
d)    Day 28

18)    The release of LH in woman causes
a)    Menstruation
b)    Ovulation
c)    Increase of endometrial lining
d)    Decrease of endometrial lining

19)    During which process the polar bodies are formed?
a)    Gametogenesis
b)    Spermatogenesis
c)    Oogenesis

20)    The capsule enclosing testes of mammals is called as:
a)    Tunica albuginea
b)    Tunica externa
c)    Tunica vaginalis

21)    The discharge of mature ovum from the graafian follicle is known as:
a)    Oogenesis
b)    Fertilization
c)    Ovulation
d)    Abortion

22)    Acrosome is related to:
a)    Ovum
b)    Sperm
c)    Embryo
d)    Zygote

23)    The middle piece of mammalian sperm contains ___.
a)    Acrosome
b)    Nucleus
c)    Centriole
d)    Mitochondria

24)    Development of an egg without fertilization is called:
a)    Gametogenesis
b)    Metagenesis
c)    Oogenesis
d)    Parthenogenesis

25)    How many spermatozoa are produced by a secondary spermatocyte?
a)    4
b)    8
c)    1
d)    2

For Answers See Below...

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Answers
1)    (c) 5
2)    (c) fertilization
3)    (a) the formation of spermatids from primary spermatocytes through meiosis
4)    (a) parturition
5)    (d) inhibin
6)    (c) secondary spermatocytes
7)    (b) maintaining the scrotal temperature lower than the internal body temperature
8)    (d) testis
9)    (b) sperm
10)    (c) both meiotic and mitotic
11)    (c) spermatogonia, spermatocyte, spermatid, spermatozoa
12)    (a) gastrula
13)    (c) ectoderm
14)    (a) spermiogenesis
15)    (d) 9 months
16)    (c) testis
17)    (c) day 14
18)    (b) ovulation
19)    (c) oogenesis
20)    (a) tunica albuginea
21)    (c) ovulation
22)    (b) sperm
23)    (d) mitochondria
24)    (d) parthenogenesis
25)    (d) 2