The aril is the edible part of which of the following?

Assertion: Coconut tree is distributed in coastal areas over a large part of the world.
Reason: Coconut fruit can float and get dispersed over thousands of kilometers before losing viability.

Which is most crucial for seed storage?

Statement-$X$: The seeds of some plants like orchids do not contain stored food.
Statement-$Y$: The embryo present in their seeds is extracted and grown in a culture medium.

The seed coat is formed from .....

After fertilization,the seed develops from the . . . . . . .