Question

Name one organism which reproduces by fission and another by fragmentation Describe these processes with example

Gujarat Board Class X Science and Technology Chapter 15 Reproduction

Answer 1

Binary fission in AMOEBA -
it involves splitting of the cell into two individual cell. in this process of cell division and reproduction is same.
Fragmentation in SPIROGYRA- 
the filament break into parts and each part grows into anew individual.

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Answer 2

amoeba is an example of binary fission and plasmodium is an example of multiple fission.
spirogyra , moulds , lichens reproduces by the process of  fragmentation