Define the following terms:

(a) Seed

(b) Fruits

(c) Grain

(d) Dormancy

(e) Germination

(a) Seed — A ripened ovule which contains an embryo and has the capacity to develop into a new plant is called a seed.

(b) Fruits — The enlarged and ripened ovary is called a fruit.

(c) Grain — A fruit in which the fruit wall and the seed coat are fused together to form a protective layer is called a grain.

(d) Dormancy — The period of rest when the embryo remains inactive inside the seed is called dormancy.

(e) Germination — The process of formation of a seedling from the embryo is called germination.