Question

____ is a protective layer of radicle and _____protects the rolled plumule.

• A. coleorhiza
• B. coleoptile

Answer 1

Coleorhiza and Coleoptile

1. Both coleorhiza and Coleoptile are types of sheaths emerging from monocot seeds, occurring in the seed before the seed germinates.
2. Coleoptile is different from coleorhiza.
3. Coleorhiza is a sheath-like structure connecting the coleoptile to the primary root, defending the radicle in monocots while coleoptile is a pointed protective sheath covering the emerging shoot in monocots.
4. While coleorhiza stays within the soil, coleoptile emerges out of the soil.

Final answer: Coleorhiza s a protective layer of radicle and coleoptile protects the rolled plumule in the monocot seed.