Which of the following plants produces fruits that contain thousands of seeds?

The viability of seeds is tested by

Which plant will lose its economic value if its fruits are produced by induced parthenocarpy?

Presence of an impermeable coating around fruits and seeds and small or large air cavities is a characteristic feature 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.

The raphe and hilum in a seed represent the......