First slide

Post-fertilisation: Structures and Events

Question

The cylindrical portion of embryonal axis below the level of cotyledons is called

Easy

A

epicotyl that terminates at its lower end in the radicle
B

hypocotyl that terminates at its lower end in the radicle
C

hypocotyl that terminates with the plumule
D

epicotyl that terminates with the plumule

Solution

The portion of embryonal axis above the level of cotyledons is the epicotyl, which terminates with the plumule or stem tip. The cylindrical portion below the level of cotyledons is hypocotyl that terminates at its lower end in the radicle or root tip.

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