Question Set B

CBSE 8th Science Reproduction in Animals Model Questions Papers Study Material - QB365

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Questions:

True or False

29 x 1 = 29

Zygote is divided repeatedly and sticks to uterus

(a)

True

(b)

False

External fertilization also takes place outside female body.

(a)

True

(b)

False

In fertilization, an egg cell comes from mother cell and sperm from father cell.

(a)

False

(b)

True

In human beings a single matured egg is released into the oviduct by one of the ovaries every month

(a)

False

(b)

True

Ovary produces female gametes called eggs

(a)

False

(b)

True

An egg cell is a single cell

(a)

False

(b)

True

A sperm is a unicellular body

(a)

True

(b)

False

Human sperm has head, middle piece and tail

(a)

True

(b)

False

A zygote is formed as a result of fertilization

(a)

True

(b)

False

10.

Fertilisation is necessary even in asexual reproduction.

(a)

True

(b)

False

11.

First cell of a new human individual is called a gamete.

(a)

True

(b)

False

12.

Sperms are produced by ovaries.

(a)

True

(b)

False

13.

Human egg has a head, middle piece and tail

(a)

True

(b)

False

14.

The eggs of fish are covered by hard shells for protection.

(a)

True

(b)

False

15.

External fertilisation can occur both in water and on land.

(a)

True

(b)

False

16.

An embryo is made up of a single cell.

(a)

True

(b)

False

17.

Amoeba reproduces by budding.

(a)

True

(b)

False

18.

A new human individual develops from a cell called gamete.

(a)

True

(b)

False

19.

Oviparous animals give birth to young ones.

(a)

True

(b)

False

20.

All living animals reproduce to produce new young ones.

(a)

False

(b)

True

21.

Amoeba reproduces by simply dividing itself into two.

(a)

False

(b)

True

22.

The fusion of ovum and sperm is called fertilisation.

(a)

False

(b)

True

23.

Cow and dogs are viviparous animals.

(a)

False

(b)

True

24.

The mass of similar cells is called a clone.

(a)

False

(b)

True

25.

In adult human females, a single mature egg is released into an oviduct every month.

(a)

False

(b)

True

26.

Binary fission is a method of asexual reproduction.

(a)

True

(b)

False

27.

Egg laid after fertilisation is made up of a single cell.

(a)

True

(b)

False

28.

External fertilisation takes place in frog.

(a)

True

(b)

False

29.

Each sperm is a single cell.

(a)

True

(b)

False

Multiple Choice Question

16 x 1 = 16

30.

Reproduction by budding takes place in

(a)

hydra

(b)

amoeba

(c)

paramecium

(d)

bacteria

31.

After fertilisation, the resulting cell which gives rise to a new individual is the

(a)

embryo

(b)

ovum

(c)

foetus

(d)

zygote

32.

The production of an exact copy of an animal by asexual reproduction is known as

(a)

budding

(b)

mating

(c)

cloning

(d)

hatching

33.

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

(a)

ovum

(b)

embryo

(c)

foetus

(d)

zygote

34.

Tadpole is the larva of

(a)

fish

(b)

frog

(c)

mosquito

(d)

butterfly

35.

Aquatic animals in which fertilisation occurs in water are said to be

(a)

viviparous without fertilisation

(b)

oviparous with external fertilisation

(c)

viviparous with internal fertilisation

(d)

oviparous with internal fertilisation

36.

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 offsprings

(b)

Food is available in plenty in water

(c)

To ensure better chance of fertilisation

(d)

Water promotes production of large number of gametes

37.

Which is not oviparous animals?

(a)

Hen

(b)

Frog

(c)

Butterfly

(d)

Dog

38.

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

(a)

Fertilisation takes place externall

(b)

Fertilisation takes place in the testes

(c)

During fertilisation, egg moves towards the sperm

(d)

Fertilisation takes place in the human female

39.

In humans, the development of fertilised egg takes place in the

(a)

ovary

(b)

testis

(c)

oviduct

(d)

uterus

40.

The multicellular organism which reproduces by budding is

(a)

Amoeba

(b)

Yeast

(c)

Paramecium

(d)

Hydra

41.

Which of the following is not a viviparous animal?

(a)

Rat

(b)

Lizard

(c)

Rabbit

(d)

Cat

42.

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

43.

Which of the following is not a part of the human male reproductive system?

(a)

Testes

(b)

Oviducts

(c)

Seminal vesicles

(d)

Epididymis

44.

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 fertilisation

(b)

it is oviparous

(c)

it is viviparous

(d)

it undergoes external fertilisation

45.

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

(a)

gamete formation, fertilisation, zygote formation embryo

(b)

embryo, zygote formation, fertilisation, gamete formation

(c)

fertilisation, gamete formation, embryo, zygote formation

(d)

gamete formation, fertilisation, embryo, zygote formation

Fill up / 1 Marks

14 x 1 = 14

46.

______________is the production of an exact copy of a cell any other living part or a complete organism

47.

Amoeba is reproduced by________

48.

Reproduction in which a single parent is involved is called______________reproduction.

49.

Animals that give birth to young ones are called____________

50.

External fertilization occurs in_________

51.

The fertilized egg is called___________

52.

The productive organs in male include __________, _________and _______

53.

The fusion of male and female gametes is called_________________ reproduction

54.

Amoeba is a _____ celled organism. It reproduces by _____ reproduction. The process of reproduction begins by the division of its into ____ two. This is followed by the division of its into _____ two. This type of reproduction is called ____ fission.

55.

Sperms are produced in ______

56.

_______ reproduces by budding.

57.

An animal having both male and female reproductive organs is called ______

58.

The _____ divides repeatedly to form an embryo.

59.

______ is very important for continuation of a species.

Match the following

15 x 1 = 15

60.

Oviparous

61.

Zygote

62.

Foetus

63.

Embryo

64.

Eggs

65.

Budding

66.

External fertilisation

67.

Main female reproductive organ

68.

Fusion of male and female gametes

69.

Female gamete

70.

Vegetative reproduction

71.

Oviparous

72.

Ovary

73.

Sperm

74.

Budding

1 Marks

9 x 1 = 9

75.

What is cloning?

76.

Write two types of asexual reproduction

77.

Write different stages in life cycle of frog

78.

What is foetus?

79.

What is embryo?

80.

What is the function of tail in a sperm

81.

What is meant by ovulation?

82.

Which babies are known as test-tube babies

83.

Define fertilization

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Answers Key:

True or False

29 x 1 = 29

(b)
False

(b)
False

(a)
False

(a)
False

(a)
False

(a)
False

(b)
False

(b)
False

(a)
True

10.

(b)
False

11.

(b)
False

12.

(b)
False

13.

(b)
False

14.

(b)
False

15.

(b)
False

16.

(b)
False

17.

(b)
False

18.

(b)
False

19.

(b)
False

20.

(a)
False

21.

(a)
False

22.

(a)
False

23.

(a)
False

24.

(a)
False

25.

(a)
False

26.

(a)
True

27.

(a)
True

28.

(a)
True

29.

(a)
True

Multiple Choice Question

16 x 1 = 16

30.

(a)
hydra

31.

(d)
zygote

32.

33.

(b)
embryo

34.

(b)
frog

35.

The animals in which fertilisation occur in water, i.e. they lay eggs and release sperms outside body and thus the young one too is formed outside the body in water. Such aquatic animals are oviparous with external fertilisation.

36.

37.

(d)
Dog

38.

(d)
Fertilisation takes place in the human female

39.

40.

(d)
Hydra

41.

(b)
Lizard

42.

43.

(b)
Oviducts

44.

Hen is the odd member among the list. Hen lays eggs outside its body, i.e. it is oviparous, while rest gives birth to young ones.

45.

Fill up / 1 Marks

14 x 1 = 14

46.

()
cloning

47.

()
binary fission

48.

()
asexual

49.

()
viviparous

50.

()
frogs

51.

()
zygote

52.

()
testes, sperm duct, penis

53.

()
sexual

54.

()
single, asexual, nucleus, cytoplasm, binary

55.

()
testes

56.

()
Hydra

57.

()
bisexual

58.

()
zygote

59.

()
Reproduction

Match the following

15 x 1 = 15

60.

()
Give birth to young ones

61.

()
Fertilized egg

62.

()
When body parts are identified

63.

()
Embedded in wall of uterus

64.

()
Ovary

65.

()
Hydra

66.

()
Frog

67.

()
Ovary

68.

()
Fertilisation

69.

()
Eggs

70.

()
Asexual reproduction

71.

()
Frog

72.

()
Female organ

73.

()
Male gamete

74.

()
Asexual reproduction

1 Marks

9 x 1 = 9

75.

()
Cloning is the production of an exact copy of a cell, any other living part or a complete organism

76.

()
Budding, Binary Fission.

77.

()
Egg \(\rightarrow\) Early\(\rightarrow\) tadpole\(\rightarrow\) Late\(\rightarrow\) tadpole\(\rightarrow\) adult frog

78.

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

79.

()
When zygote after repeated division starts to form group of different tissues and organs, it is called embryo.

80.

()
The tail of sperm helps it to swim to reach the egg

81.

()
Release of ovum from ovary is called ovulation

82.

()
Babies born through test-tube technique are called test-tube babies

83.

()
The fusion of ovum and sperm is called fertilization

CBSE 8th Science Reproduction in Animals Model Questions Papers Study Material - QB365 Set B

QB365 Student Learing Managemnet System

Std: 8th Standard CBSE - Science

chapter: Reproduction in Animals - Model Questions Papers

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Questions:

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Answers Key:

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