Class 8 Science Chapter 9 MCQ

Class 8 Science Chapter 9 MCQ (Multiple Choice Questions) of Reproduction in Animals updated for new academic session 2021-2022. In MCQ online test series, there are more than 75 questions with answers and explanation.

All the questions are taken from the NCERT textbook issued for CBSE session 2021-22. These MCQ quiz will help the student to know all the concepts related to the chapter 9 of class 8 science.

Class 8 Science Chapter 9 MCQ for 2021-2022

Class: 8Science
Chapter: 9Reproduction in Animals
Contents: MCQ Online Test with Explanation

MCQ Tests with Answers for Class 8 Science Chapter 9

Q1

The number of nuclei present in a zygote is:

[A]. None
[B]. One
[C]. Two
[D]. Four
Q2

Consider the following statements and choose the correct one:

[A]. Hydra is a simple multicellular animal.
[B]. Hydra reproduces by the process of budding.
[C]. Asexual reproduction involves only a single parent, so fertilization is not necessary in asexual reproduction.
[D]. All the above
Q3

Asexual reproduction is:

[A]. A fusion of specialized cells
[B]. A method by which all types of organisms reproduce
[C]. A method producing generally identical off-springs
[D]. A method in which more than one parent are involved
Q4

In the list of animals given below, hen is the odd one out. Human being, cow, dog, hen. The reason for this is:

[A]. It undergoes internal fertilization.
[B]. It is oviparous.
[C]. It is viviparous.
[D]. It undergoes external fertilization.
Q5

Reproduction is essential for living organisms in order to:

[A]. Keep the individual organisms alive
[B]. Fulfils their energy requirements
[C]. Maintain growth
[D]. Continue the species for ever




Q6

Read the following sentences carefully, and choose the incorrect one:

[A]. Budding is a sexual method of reproduction.
[B]. Binary fission is an asexual method of reproduction in organisms.
[C]. In binary fission, the parent organism splits or divides to form two new organisms.
[D]. The unicellular organisms called Amoeba reproduces by the method of binary fission.
Q7

Reproduction by budding takes place in:

[A]. Hydra
[B]. Amoeba
[C]. Paramecium
[D]. Bacteria
Q8

In human males, the testes lie in the scrotal sacs outside the body because it helps in the:

[A]. Process of mating
[B]. Formation of sperms
[C]. Easy transfer of sperms
[D]. All the above
Q9

Which of the following statements about reproduction in humans is correct?

[A]. Fertilization takes place externally.
[B]. Fertilization takes place in the testes.
[C]. During fertilization, egg moves towards the sperm.
[D]. Fertilization takes place in the human female
Q10

Characteristics that are transmitted from parents to off-springs during sexual reproduction show:

[A]. Only similarities with parents
[B]. Only variations with parents
[C]. Both similarities and variations with parents
[D]. Neither similarities nor variations with parents



Q11

In human beings, after fertilization, the structure which gets embedded in the wall of the uterus is:

[A]. Ovum
[B]. Embryo
[C]. Foetus
[D]. Zygote
Q12

Ruchi is doing his homework which is given by his teacher. Would you help him to choose the correct sentences?

[A]. The process of reproduction ensures continuity of life on the earth.
[B]. The production of new organisms from the existing organisms of the same species is known as reproduction.
[C]. Reproduction gives rise to more organisms with the same basic characteristics as their parents.
[D]. All the above
Q13

State which of the following statements are “True”:

[A]. External fertilization can occur both in water and on land.
[B]. The eggs of fish are covered by hard shells for protection.
[C]. The human egg has a head, middle piece, and tail.
[D]. In adult human females, a single mature egg is released into an oviduct every month.
Q14

Namita is completed her science chapter where she wrote some statements. She wants to know whether the statements are correct or not? Namita wants to take help from you:

[A]. The newly born (or newly hatched) animal is called young one.
[B]. The production of new organism from a single parent without the involvement of sex cells is called a sexual reproduction.
[C]. The production of new organisms from two parents by making use of their sex cells is called sexual reproduction.
[D]. None of the above.
Q15

Sravan appeared in class test but he confused to know the incorrect statement. Would you help him to know that?

[A]. The zygote is actually a fertilized egg or fertilized ovum.
[B]. Many sperms try to enter the egg, but only one sperm is successful in entering the egg.
[C]. All the multicellular organisms start their life from a single cell called ovum.
[D]. The fusion of a male gamete with a female gamete to form a “zygote” during sexual reproduction, is called fertilization.



Q16

In a quiz competition, you are asked a question where you have to choose the statement which is/ are incorrect?

[A]. All the organisms do not give birth to individuals like human do.
[B]. A hen sits on its fertilized eggs for a considerable time to give them warmth.
[C]. In human beings, the zygote grows and develops into a baby inside the female body or mother’s body.
[D]. The human male reproductive system consists of testes, sperm duct and penis.
Q17

In a science quiz competition, Lilly is asked a question where she had to choose the statement which was/were incorrect?

[A]. An embryo is formed by the repeated cell division of zygote whereas a foetus is formed by the growth and development of an embryo.
[B]. An embryo is an unborn baby in the uterus in the early stages of development whereas a foetus is an unborn baby in the uterus in the later stages of development.
[C]. The body features of growing baby in the embryo are not much developed whereas the body features of developing baby can be identified.
[D]. None of the above.
Q18

The in vitro fertilization technique, which of the following statement(s) is or are wrongly written:

[A]. The eggs are removed from the ovary of women by laparoscopy.
[B]. The woman’s husband provides the sperms in the form of semen.
[C]. The sperms are mixed with eggs in a glass dish to carry out fertilization.
[D]. After one hour, one or more embryos are placed in the woman’s uterus or womb.
Q19

Which of the following statement is or are incorrect?

[A]. Larva is an immature form of an animal formed by the hatching of its eggs.
[B]. The change from tadpole to frog is an example of metamorphosis.
[C]. There is an exception of internal fertilization which takes place in hen.
[D]. None of the above.
Q20

Animals exhibiting external fertilisation produce a large number of gametes. Pick the appropriate reason from the following:

[A]. The animals are small in size and want to produce more off-springs.
[B]. Food is available in plenty in water.
[C]. To ensure better chance of fertilisation.
[D]. Water promotes production of large number of gametes.



Q21

Which of the following statements is true about asexual reproduction?

[A]. New individuals are produced without the fusion of gametes.
[B]. New individuals involves the fusion of male and female gametes.
[C]. It is a mode of reproduction which occurs only in plants.
[D]. New individuals are produced by the fusion of dissimilar gametes.
Q22

Which of the following statements about the human female egg cell is incorrect?

[A]. It is produced when a female reaches puberty.
[B]. The two ovaries in a female alternately produce the egg cells.
[C]. One egg cell is usually produced by a female every 28 days.
[D]. An egg cell can live in the body of a female for about a month
Q23

Which of the following is correct of implantation?

[A]. Attachment of the blastocyst to the uterine wall
[B]. Release of ovum from the follicle
[C]. Development of an embryo without fertilization
[D]. Formation of ova from germ cell
Q24

During a cell division:

[A]. Nucleus divides first and then cytoplasm
[B]. Cytoplasm divides first and then Nucleus
[C]. Nucleus and cytoplasm divides together
[D]. No such relationship
Q25

In human beings, the correct sequence of events during reproduction is:

[A]. Gamete formation, fertilization, zygote, embryo
[B]. Embryo, zygote, fertilization, gamete formation
[C]. Fertilization, gamete formation, embryo, zygote
[D]. Gamete formation, fertilization, embryo, zygote

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