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Standard VIII

Biology

Differences between Sperms and Eggs

The animal A ...

Question

The animal $A$ which is classified as an amphibian lays eggs in pond water. The hatching of its eggs produces a tailed-form $B$ which looks very different from the animal $A .$ The form $B$ then undergoes a change $C$ and gets converted into animal $A .$
$(b)$ What is the change C known as $?$

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Solution

Answer:
Change $C$ is metamorphosis.
The process of transformation from an immature form of an animal like 'larva' to its 'adult form' in two or more distinct stages, is called metamorphosis.

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Similar questions

The animal A which is classified as an amphibian lays eggs in pond water. The hatching of its eggs produces a tailed-form B which looks very different from the animal A. The form B then undergoes a change C and gets converted into animal A.

(a) Name (i) animal A, and (ii) form B.

(b) What is the change C knows as ?

(d) What are the breathing organs of B ?

Q. In which of these animals does the young that hatches out of the egg look very different from the adult animal?
(a) frog
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(c) mosquito
(d) all of these

Q. The animal

A

which is classified as an amphibian lays eggs in pond water. The hatching of its eggs produces a tailed-form

B

which looks very different from the animal

A .

The form

B

then undergoes a change

C

and gets converted into animal

A .

(a)

Name

(i)

animal

A,

and

(i i)

form

B .

Q. The animal

A

which is classified as an amphibian lays eggs in pond water. The hatching of its eggs produces a tailed-form

B

which looks very different from the animal

A .

The form

B

then undergoes a change

C

and gets converted into animal

A .

(d)

What are the breathing organs of

B ?

A

is an insect which breeds in ponds of stagnant water. The egg of this insect produces a worm like form

B

which is entirely different in appearance from the adult insect. The form

B

undergoes a change

C

and gets converted into insect

A .

The female of insect

A

is a carrier of protozoan

D

which spreads a disease in humans.

(b)

Name another insect which also undergoes change

C .

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Differences between Sperms and Eggs

Standard VIII Biology

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The animal A which is classified as an amphibian lays eggs in pond water. The hatching of its eggs produces a tailed-form B which looks very different from the animal A. The form B then undergoes a change C and gets converted into animal A. (b) What is the change C known as ?

Answer: Change C is metamorphosis. The process of transformation from an immature form of an animal like 'larva' to its 'adult form' in two or more distinct stages, is called metamorphosis.

The animal $A$ which is classified as an amphibian lays eggs in pond water. The hatching of its eggs produces a tailed-form $B$ which looks very different from the animal $A .$ The form $B$ then undergoes a change $C$ and gets converted into animal $A .$
$(b)$ What is the change C known as $?$

Answer:
Change $C$ is metamorphosis.
The process of transformation from an immature form of an animal like 'larva' to its 'adult form' in two or more distinct stages, is called metamorphosis.