Class 8 Science Chapter 9 MCQ (Multiple Choice Questions) of Reproduction in Animals updated for new academic session 2022-2023. 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 2022-23. 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 2022-2023

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

MCQ Tests with Answers for Class 8 Science Chapter 9

Q1

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
Q2

The number of nuclei present in a zygote is:

[A]. None
[B]. One
[C]. Two
[D]. Four
Q3

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

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

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
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

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
Q10

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
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

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 the last year board examination, Vipul were asked a question where he had to choose the statement which was/were correct? Will you be able to answer this question?

[A]. The fertilization which takes place outside the female body is called external fertilization.
[B]. In external fertilization the female animal eggs are fertilized by sperm outside her body.
[C]. External fertilization is very common in aquatic animals such as frog, fish and star-fish etc.
[D]. All the above
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

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.
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 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
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

Which of the following statements are correct about menstrual cycle?

[A]. A girl who has reached puberty will menstruate throughout her life.
[B]. Menstruation occurs every 28 days.
[C]. During every menstrual cycle, one mature ovum will be released by the ovary.
[D]. Both [B] and [C]
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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