Question

How have you identified radicle and plumule?

Answer 1

Embryo enclosed in the seed protrudes out of the seed and has two structures namely, radicle and plumule. Radicle, the future root is protected by a sheath called as coleorhiza. Plumule, the future shoot is protected by a sheath called as coleoptile.

Answer 2

The radicle is the precursor of the root in the plant whereas the plumule is the shoot of the plant.

Explanation:

• The radicle is the embryonic part of the root. It is the first germinating part of the seed.
• The radicle comes out from a tiny opening called as micropyle.
• The radicle emerges out from the seed in the form of white structure. It grows towards the direction of gravity.
• The plumule is the developing shoot germinate from the seed. It makes the stem of the plant.
• The shoot bears the developing seed.
• The plumule also appears in white color tube. It grows towards the sunlight.

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