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5.Morphology of Flowering Plants
normal
Aril helps in
A
Buoyancy to seeds of Nymphaea to float in water
B
Dispersal in litchi by animals
C
None as it is an edible part
D
Both $(a)$ and $(b)$
Solution
(d) Seed and fruits possess air cavities to keep them afloat on water e.g., spongy seed coat of water lily $(Nymphaea)$,
aril in the seed of water lily help seeds to float in water by giving buoyancy and fleshy,
aril or a kind of third integument is edible part of Litchi.
Standard 11
Biology
