Draw diagrams to explain the regeneration that takes place in each of the body parts of planaria when its body is cut into three pieces. Name any other organism in which a similar process can be observed.

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Solution

Other organism in which a similar process occur are: Hydra, Starfish etc.

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Similar questions

Q. A worm X found in freshwater and slow-moving streams has been accidently cut into three pieces. It was observed that in due course of time, each cut piece of the worm develops to become a complete worm by growing all the missing parts.
(a) Name the worm X which can exhibit this phenomenon of making complete worm from its cut body parts.
(b) Name another organism Y which possesses the same characteristic of growing fully from its cut body parts.
(c) What is the name of this process in which a complete organism is formed from its cut body part.
(d) State whether X and Y are unicellular and/or multicellular organisms.
(e) Can a dog be produced completely form its cut body part (say, a cut tail) just like organisms X and Y? Why?

Q. The organism which can regenerate fully from its cut body parts is ______

Which of the following organism can show regeneration of whole new organism from a cut part of its body?

The two organisms which can regenerate fully from their cut body parts are :
(a) Paramecium and Hydra
(b) Hydra and Amoeba
(c) Planaria and Leishmania
(d) Hydra and Planaria

Q. Statement 1: In asexual reproduction, single parent is involved to produce an offspring.

Statement 2: Planaria can be cut into any number of pieces and each piece grows into a complete organism.

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