Micropyle in seed helps in the entry of $:-$

$A$: Fruit is a mature or ripened ovary,developed after fertilization.
$R$: If a fruit is formed without fertilization of the ovary,it is called a parthenocarpic fruit.

What is a fruit called if it develops without fertilization?

Tegmen develops from

Which plant's economic value decreases if its fruits are produced by parthenocarpy?

Differentiate between:
$(a)$ Hypocotyl and epicotyl;
$(b)$ Coleoptile and coleorhiza;
$(c)$ Integument and testa;
$(d)$ Perisperm and pericarp.