Question

Define the term 'Metamorphosis'. List the changes that a tadpole undergoes to
develop into a frog.​

Answer 1

Answer:

Metamorphosis is a process go through to become adults it is a series of physical changes... Many insects go through four stages of metamorphosis. egg larva pupa and adult.

Explanation:

REGRESSIVE CHANGES :

1. Tail disappeares.
2. Teeth and larval skin is lost.
3. lateral line sense organs and gills disappeares.

PROGRESSIVE CHANGES:

1. front and hind legs develop.
2. new thick skin develops with mucous glands.
3. heart becomes three - chambered.
4. lungs develop.

Answer 2

Answer:

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Explanation:

A. Fertilisation is the fusion of male and female gametes and results in the formation of zygote.

B. Metamorphosis is the process by which an organism undergoes various physical changes and transforms from immature adult or larval form into a mature adult.

C. Embedding means to get stuck on something.

D. Budding is a type of asexual reproduction in which the parent cell produces one or more bud like protuberances which detach from parent cell and grow into a new individual.

Hence, a tadpole develops into an adult frog by the process of metamorphosis as it is transforming from an immature adult into an adult frog. 

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