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Biology 10 Chapter 14 - Reproduction - 19
1.
How many haploid daughter cells do each primary spermatocyte produces?
a) Three
b) Five
c) One
d) Two
2.
What are the daughter cells called that are produced by each primary spermatocyte?
a) Secondary oocytes
b) Secondary spermatocytes
c) Primary oocytes
3.
What process secondary spermatocytes undergoes?
a) Mitosis
b) Meiosis-II
c) Meiosis-I
d) Necrosis
4.
How many spermatids are produced from each primary spermatocyte?
a) Four
b) One
c) Three
d) Two
5.
What are spermatids?
a) None of these
b) Diploid
c) Haploid
d) Triploid
6.
What changes occur to spermatids?
a) Both b and c
b) Nuclei shrinks
c) Polar body is produced
d) Some structures are formed
7.
What structures are formed in spermatids?
a) A tail
b) All of these
c) A mitochondrial ring
d) Acrosome
8.
What are the spermatids called after changes in structures of spermatids?
a) Oocytes
b) Polar body
c) Egg cells
d) Sperms
9.
Where oogonia are are present?
a) In spermatids
b) In sperms
c) In polar bodies
d) In follicles
10.
What are oogonia?
a) Diploid
b) Haploid
c) Triploid
d) None of these
11.
What do oogonia produce?
a) Diploid primary oocytes
b) Haploid primary oocytes
c) Diploid secondary oocytes
d) Haploid secondary oocytes
12.
How many haploid cells are produced by one of the primary oocytes?
a) Two
b) Three
c) Four
d) Five
13.
What is the smaller cell produced by one of the primary oocytes called?
a) First polar body
b) Egg cell
c) Second polar body
d) Secondary oocytes
14.
What is the larger cell produced by one of the primary oocytes called?
a) Second polar body
b) Egg cell
c) Secondary oocytes
d) First polar body
15.
How many haploid cells are produced by secondary oocytes?
a) Five
b) Four
c) Three
d) Two
16.
Which of these cells has haploid number of chromosomes?
a) Secondary spermatocyte
b) All of these
c) Primary spermatocyte
d) Spermatogonium
17.
What process occurs after the formation of gametes?
a) None of these
b) Reproduction
c) Fertilization
d) Spermatogenesis
18.
How many types of fertilization are there?
a) Two
b) Three
c) Four
d) Five
19.
In external fertilization, from where egg cells are fertilized?
a) Outside of the body
b) Inside of the body
c) None of these
d) In the reproductive tract of the body
20.
In which of the following, external fertilization takes place?
a) Birds
b) Fishes
c) Mammals
d) Reptiles
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