MCQ Questions for Class 8 Science Chapter 9 Reproduction in Animals

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Reproduction in Animals Class 8 MCQs Questions with Answers

Solving the Reproduction in Animals Multiple Choice Questions of Class 8 Science Chapter 9 MCQ can be of extreme help as you will be aware of all the concepts. These MCQ Questions on Reproduction in Animals Class 8 with answers pave for a quick revision of the Chapter thereby helping you to enhance subject knowledge. Have a glance at the MCQ of Chapter 9 Science Class 8 and cross-check your answers during preparation.

Question 1.
The fusion of a male and female gamete results in the formation of:
(a) Egg
(b) Zoospore
(c) Sperm
(d) Zygote

Answer

(d) Zygote
The fusion of a male and female gamate results in the formation of zygote.


Question 2.
The developing zygote is called:
(a) baby
(b) foetus
(c) embryo
(d) none of these

Answer

(c) embryo
The developing zygote is called embryo.


Question 3.
The stage of the embryo in which all the body parts can be identified is called:
(a) baby
(b) foetus
(c) baby embryo
(d) none of these

Answer

(b) foetus
The stage of the embryo in which all body parts can be identified is called foetus.


Question 4.
The animals which give birth to young ones are called:
(a) viviparous
(b) oviparous
(c) hermaphrodites
(d) none of these

Answer

(a) viviparous
The animals which give birth to young ones are called viviparous.


Question 5.
The animals which lay eggs are called:
(a) viviparous
(b) hermaphrodites
(c) oviparous
(d) none of these

Answer

(c) oviparous
The animals which lay eggs are called oviparous.


Question 6.
A fertihsed ovum deirelops into a baby in the:
(a) vagina
(b) fallopian tubes
(c) uterus
(d) ovary

Answer

(c) uterus
A fertilised ovum develops in to a baby in the uterus.


Question 7.
Which of the following is a hermaphrodite animal:
(a) elephant
(b) cow
(c) dog
(d) earthworm

Answer

(d) earthworm
Earthworm is a hermaphrodite animal.


Question 8.
Which of the following requires both parents for reproducing:
(a) hydra
(b) amoeba
(c) paramecium
(d) human

Answer

(d) human
Earthworm is a hermaphrodite animal.


Question 9.
Which of the following is involved in the sexual reproduction ?
(a) vegetative propagation
(b) multiple fission
(c) binary fission
(d) fertilisation

Answer

(d) fertilisation
Human requires both parents (mother and father) for reproducing.


Question 10.
The organism which has both the male and female sex organs present in the same body is called:
(a) unisexual
(b) multisexual
(c) hermaphrodites
(d) none of these

Answer

(d) none of these
Fertilisation is involved in sexual reproduction. Vegetative propagation, multiple fission and binary fission are methods of asexual reproduction.


Question 11.
The process leading to the fusion of the gametes in plants and inimals is called:
(a) grbwth
(b) fertihsation
(c) development
(d) fusion

Answer

(b) fertihsation
Fertilisation is the process leading to the fusion of the gamates in plants and animals


Question 12.
Amoeba reproduce by:
(a) budding
(b) multiple fission
(c) vegetative propogation
(d) binar fission

Answer

(d) binar fission
Amoeba reproduce by binary fission.


Question 13.
Hydra reproduce by:
(a) budding
(b) multiple fission
(c) vegetative propogation
(d) binary fission

Answer

(a) budding
Hydra reproduce by budding.


Question 14.
External fertilisation takes place in:
(a) humans
(b) fish
(c) hens
(d) dogs

Answer

(b) fish
External fertilisation takes place in fish.


Question 15.
Test tube babies grow in:
(a) mother’s uterus
(b) mother’s oviduct
(c) none of these
(d) test tubes

Answer

(a) mother’s uterus
Test tube babies grow in mother’s uterus.


Question 16.
The young once of which of the following animals is similar to its parents:
(a) frog
(b) mosquito
(c) butterfly
(d) goat

Answer

(d) goat
Goat. The young ones offrog, mosquito and butterfly are different from their parents


Question 17.
The young ones of which of the following animals is not similar to its parents:
(a) human being
(b) dog
(c) frog
(d) cockroach

Answer

(c) frog
Frog. The young ones of human being, dog and cockroach are similar to their parent.


Question 18.
The young ones of which of the following animals is not similar to its parents:
(a) human being
(b) dog
(c) frog
(d) cockroach

Answer

(c) frog
Frog. The young ones of human being, dog and cockroach are similar to their


Question 19.
Animals in which male and female are distinct are called :
(a) bisexual
(b) unisexual
(c) sexual
(d) none of these

Answer

(b) unisexual
Animals in which male and female are distinct are called unisexual.


Question 19.
The egg of the bird is celled:
(a) two
(b) one
(c) many
(d) ten

Answer

(b) one
The egg of the bird is one celled.


Question 20.
Male reproductive organ is called:
(a) ovary
(b) gametes
(c) tcstis
(d) sperms

Answer

(c) tcstis
Male reproductive organ is testis. It produces sperms.


Question 21.
Female reproductive organ is called:
(a) egg
(b) ovary
(c) gamete
(d) none of these

Answer

(b) ovary
Female reproductive organ is ovary. It produces egg.


Question 22.
The fusion of egg and sperms is called:
(a) fertilisation
(b) gametes
(c) fusion
(d) none of these

Answer

(c) fusion
The fusion of egg and sperms is called fertilisation.


Question 23.
Which of the following has internal fertilisation:
(a) bird
(b) cat
(c) human being
(d) all of these

Answer

(d) all of these
Bird, cat and human being has internal fertilisation.


Question 24.
External fertilisation takes place:
(a) inside the female body
(c) outside the female body
(b) inside the male body
(d) none of these

Answer

(c) outside the female body
External fertilisation takes place outside the female body.


Question 25.
Which of the following are male reproductive organs:
(a) ovary, testis, scrotum, penis
(b) ovary, uterus, testis, scrotum
(c) uterus, testis, scrotum, penis
(d) urinary bladder, testis, scrotum, penis.

Answer

(d) urinary bladder, testis, scrotum, penis.
Urinary bladder, testis, scrotum and penis are male reproductive organs.


Question 26.
In human beings:
(a) embryo develops outside the body
(d) embryo develops inside the female body
(c) embryo develops inside the female body till complete baby is formed
(d) embryo develope inside the female body till the formation of the pro-embryo

Answer

(c) embryo develops inside the female body till complete baby is formed
In human beings embryo develops inside the female body till complete body is formed


Question 27.
Which of the following animals lay eggs:
(a) cockroach
(b) fish
(c) lizard
(d) all the above

Answer

(d) all the above
Cockroach, fish and lizard all lay eggs.


Question 28.
Internal fertilization occurs:
(a) in female body
(b) outside female body
(c) in male body
(d) outside male body

Answer

(a) in female body
Internal fertilizations occurs in female body.


Question 28.
A tadpole develops into an adult frog by the process of:
(a) fertilization
(b) metamorphosis
(c) embedding
(d) budding

Answer

(b) metamorphosis
A tadpole develops into an adult frog by the process of metamorphosis.


Question 29.
The number of nuclei present in a zygote is:
(a) None
(b) One
(c) Two
(d) Four

Answer

(c) Two
The number of nuclei present in a zygote is two.


Match the Column-A with Column-B:

Question 1.

Column-A Column-B
(a) Zygote (i) stage of embryo with all body parts identifiable.
(b) Foetus (ii) drastic change taking place during the development of an animal.
(c) Fertilisation (iii) fertilised egg.
(d) Metamorphosis (iv) fusion of ovum and sperm.
Answer
Column-A Column-B
(a) Zygote (iii) fertilised egg.
(b) Foetus (i) stage of embryo with all body parts identifiable
(c) Fertilisation (iv) fusion of ovum and sperm.
(d) Metamorphosis (ii) drastic change taking place during the development of an animal.

Question 2.

Column-A Column-B
(a) Ovaries (i) male gamete
(b) Testes (ii) female gamete
(c) Sperm (iii) male reproductive organ
(d) Ova (iv) female reproductive organ
Answer
Column-A Column-B
(a) Ovaries (iv) female reproductive organ
(b) Testes (iii) male reproductive organ
(c) Sperm (i) male gamete
(d) Ova (ii) female gamete

Question 3.

Column-A Column-B
(a) Amoeba (i) sexual reproduction
(b) Hydra (ii) binary fission
(c) Human being (iii) vegetative propagation
(d) Some plants (iv) budding
Answer
Column-A Column-B
(a) Amoeba (ii) binary fission
(b) Hydra (iv) budding
(c) Human being (i) sexual reproduction
(d) Some plants (iii) vegetative propagation

State whether the following statements are True or False:

Question 1.
Living organisms can reproduce by two methods asexual and sexual.

Answer

True


Question 2.
Egg producing animals are called viviparous.

Answer

False


Question 3.
Frog and fish reproduce by internal fertilisation.

Answer

False


Question 4.
Earthworm are bisexual.

Answer

True


Question 5.
The unfertilised egg is called foetus.

Answer

False


Question 6.
Oviparous animals give birth to young ones.

Answer

False


Question 7.
Each sperm is a single cell.

Answer

True


Question 8.
External fertilization takes place in frog.

Answer

True


Question 9.
A new human individual develops from a cell called gamete.

Answer

False


Question 10.
Egg laid after fertilization is made up of a single cell.

Answer

True


Question 11.
Amoeba reproduces by budding.

Answer

False


Question 12.
Fertilization is necessary even in asexual reproduction.

Answer

False


Question 13.
Binary fission is a method of asexual reproduction.

Answer

True


Question 14.
A zygote is formed as a result of fertilization.

Answer

True


Question 15.
An embryo is made up of a single cell.

Answer

False


Fill in the blanks:

Question 1.
The process of ………………………. ensure continuity of life.

Answer

reproduction


Question 2.
Fertilized egg is called ………………………..

Answer

zygote


Question 3.
………………………. animals lay eggs.

Answer

Oviparous


Question 4.
The transformation of larva into adult through drastic changes is called ………………………..

Answer

metamorphosis


Question 5.
Hydra reproduce by the method of ……………………….

Answer

budding


Question 6.
Fertilisation taking place outside the female body is called ………………………. fertilisation.

Answer

external


Question 7.
In human females the embryo gets embedded in the wall of the ………………………. for further development.

Answer

uterus


Question 8.
………………………. animals give birth to young ones.

Answer

Viviparous


Question 9.
Amoeba is a ………………………. celled organism.

Answer

single


Question 10.
Hens sit on the eggs to provide ……………………….

Answer

warmth


Question 11.
Female gametes are called ………………………..

Answer

ova (eggs)


Question 12.
Male gametes are called ……………………….

Answer

sperms


Question 13.
Tests produce ………………………. sperms.

Answer

millions of


Question 14.
Egg is a ………………………. cell.

Answer

single


Question 15.
During fertilisation the nuclei of the ………………………. and the egg fuse to form a single nucleus.

Answer

sperm


Question 16.
The egg of ………………………. is largest.

Answer

ostrich


Question 17.
There are ………………………. ovaries in females.

Answer

two


Question 18.
Development of baby takes place ………………………. in female body.

Answer

uterus


Question 19.
Amoeba divides if self into ………………………. daughter cells.

Answer

two


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