Question

What are the functions of the following in a seed?
(a) Seed coat
(b) Micropyle
(c) Cotyledons
(d) Radicle
(e) Plumule

Answer 1

(a) Seed coat: It protects the delicate inner parts of the seed from injury and the attack of bacteria, fungi and insects.

(b) Micropyle: During germination, micropyle allows water to enter the seed through its pore.

(c) Cotyledons: They contain food for the embryo.

(d) Radicle: It forms the future root.

(e) Plumule: It forms the future shoot.