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

Answer»

Solution :(a) Each PIECE regenerates into a new Planaria.
(B) Its filaments break into smaller pieces or fragments and each FRAGMENT gives rise to a new filament.
(c) It releases SPORES which GERMINATE into new mycelium in moist conditions.


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