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Question : What happens when (i) Planaria gets cut into two pieces (ii) A mature Spirogyra filament attains considerable length? (iii) On maturation sporangia burst?

Answer»

Solution :(i) Each PIECE regenerates into a new planaria.
(ii) Its filaments breaks into smaller pieces/fragments and each fragment gives RISE to a new filament.
(iii) It RELEASES spores which GERMINATE into new MYCELIUM in moist conditions.


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