Test: Reproduction In Animals - 4


20 Questions MCQ Test Class 8 Science by VP Classes | Test: Reproduction In Animals - 4


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QUESTION: 1

The animals that produce young ones are called

Solution:
VIVIPAROUS
Producing living young instead of eggs from within the body in the manner of nearly all mammals, many reptiles, and a few fishes.
QUESTION: 2

Tadpole is the developing stage of:

Solution:
QUESTION: 3

The fusion of male and female gametes usually takes place inside the

Solution:

The fusion of male and female gamete is called fertilization. Internal fertilization takes place in humans. Male releases sperms inside female's body. Sperms and ovum fuse together in fallopian tube, during fertilization, the nuclei of the sperm and the egg fuse to form a single nucleus.

QUESTION: 4

The cell formed after fertilisation is called

Solution: The fusion of these two cells is called fertilization and it produces a diploid cell with 46 chromosomes - twice the amount found in each gamete. The fertilized egg is now called a zygote and has just the right amount of DNA needed for normal human development.
QUESTION: 5

Eggs are formed in the:

Solution:
QUESTION: 6

The modes of reproduction in animals are

Solution: Option B because it occur both of reproduction sexual and asxual.
QUESTION: 7

A sperm consists of

Solution:

A sperm consists of three parts which are head, body and tail. 

QUESTION: 8

Foetus is the

Solution:

Foetus is the well developed embryo.

QUESTION: 9

Viviparous organisms are those which

Solution:
QUESTION: 10

Cloning is a mode of

Solution:
QUESTION: 11

Sperms are called female gametes.

Solution:
QUESTION: 12

Testes are male reproductive organs which produce sperms.

Solution:
QUESTION: 13

All living animals reproduce to produce new young ones.

Solution:
QUESTION: 14

Amoeba can reproduce by the process of budding.

Solution:

Amoeba reproduces by the common asexual reproduction method called binary fission.

QUESTION: 15

Snakes are oviparous because they produce eggs.

Solution:
QUESTION: 16

Earthworm can reproduce by the both sexual and asexual reproduction.

Solution:

Earthworms are simultaneous hermaphrodites, meaning worms have both male and female reproductive organs.They can produce by both sexual and asexual reproduction.

QUESTION: 17

Cloning is a method of sexual reproduction.

Solution:
QUESTION: 18

Ovary is the main male reproductive organ.

Solution:
QUESTION: 19

After fertilisation zygote is formed.

Solution:
QUESTION: 20

Test tube babies are born by the IVF technique.

Solution:

Test tube babies are born by In-vitro-Fertilisation.

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