Question

In angiosperms, functional megaspore develops
into
(a) embryo sac (b) ovule
(c) endosperm (d) pollen sac

Answer 1

In angiosperms, functional megaspore develops into:

(a) embryo sac

• In angiosperms also called as flowering plants, megaspore is produced by the megasporocyte that develops into an embryo sac through two processes namely megasporogenesis and megagametogenesis.
• Embryo sac devlops during megagametogenesis functional megaspore.

• This embryo sac is the mature female gametophyte generation.

Answer 2

In angiosperms, functional megaspore develops  into embryo sac.

Option (A) is correct.

Explanation:

• The angiosperms are flowering plants.
• The megasporocyte produces a megaspore.

• It develops into an embryo sac through two distinct processes.
• Megasporogenesis
• Megagametogenesis

• Megasporogenesis is the formation of the megaspore in the nucellus.
• Megagametogenesis is the development of the megaspore into the embryo sac, or megagametophyte.

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