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

Sets of reproductive terms are given below. Choose the set that has an incorrect combination.

[A]. Sperm, testis, sperm duct, penis
[B]. Menstruation, egg, oviduct, uterus
[C]. Sperm, oviduct, egg, uterus
[D]. Ovulation, egg, oviduct, uterus
Q2

Which of the following statement is or are correct?

[A]. The cloning in animals is done by the transfer of “nucleus” of cell.
[B]. Dolly was a clone of in Dorset sheep whose “cell nucleus” was used in developing it.
[C]. Cloning is the production of an exact copy of an animal by means of asexual reproduction.
[D]. All the above
Q3

In humans, the development of fertilized egg takes place in the:

[A]. Ovary
[B]. Testis
[C]. Oviduct
[D]. Uterus
Q4

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
Q5

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.




Q6

Animals exhibiting external fertilization 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 fertilization.
[D]. Water promotes production of large number of gametes.
Q7

One of the following occurs reproductive system of flowering plants well as that of humans. This is:

[A]. Sperm ducts
[B]. Anther
[C]. Ovary
[D]. Style
Q8

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.
Q9

Kruti is writing some statements, choose the incorrect statement and help her:

[A]. Zygote is a single cell which contains one nucleus.
[B]. The egg is also a single cell having a nucleus, cytoplasm and a cell membrane.
[C]. The new cell which is formed by the fusion of male gamete and female gamete is called zygote.
[D]. None of the above.
Q10

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



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

The offspring formed as a result of sexual reproduction exhibits more variations because:

[A]. Sexual reproduction is lengthy process
[B]. Genetic material comes from two parents of different species
[C]. Genetic material comes from two parents of same species
[D]. Genetic material comes from many parents
Q13

Aquatic animals in which fertilization occurs in water are said to be:

[A]. Viviparous without fertilization.
[B]. Oviparous with external fertilization.
[C]. Viviparous with internal fertilization.
[D]. Oviparous with internal fertilization
Q14

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
Q15

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.



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

Recently, in a science class test, you are asked a question where you have to say whether the statements are correct or not?

[A]. The male parent produces male gametes is called sperms.
[B]. The female parent produces female gametes called eggs or ova.
[C]. The nucleus of sperm fuses with the nucleus of a egg cell to form a new cell called zygote.
[D]. Foetus grows and becomes an embryo in which all the main body features of the baby animal have formed.
Q18

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.
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 NOT true of the process of reproduction?

[A]. Unicellular organisms cannot reproduce.
[B]. Reproduction is the process of producing young animals or plants.
[C]. Reproduction is one of the life processes of living things.
[D]. Reproduction is of two types, sexual and asexual reproduction
Q24

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
Q25

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

[A]. An animal having male sex cells called “sperms” in its body is called male.
[B]. An animal having female sex cells called “eggs” in its body is called female.
[C]. The cells involved in sexual reproduction are called “gametes”.
[D]. All the above

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