CBSE Class 10 Science 2019 Outside Delhi Set 3

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Question : 10
Total: 12
(a) Budding, fragmentation and regeneration, all are considered as asexual mode of reproduction. Why?
(b) With the help of neat diagrams, explain the process of regeneration in Planaria.
Solution:  
(a) Budding, fragmentation and regeneration are considered as asexual mode of reproduction because only one parent is involved no sex cells are involved.
(b) Regeneration in Planaria
Regeneration in Planaria
The process of getting back a full organism from its body parts is called regeneration. Planaria reproduces by this method in which if the body of Planaria somehow gets cut into a number of pieces, then each body piece can regenerate into a complete Planaria by growing all the missing parts.
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