Which part of a seed shown in the given figure indicates the future root?

In which of the following are both the cotyledons and the seed coat edible parts?

The embryo in sunflower has

From which part are cotton fibers obtained?

The coleoptile covers which structure?

$A$ type of seed germination in which the epicotyl region of the embryo elongates rapidly to pull the plumule out of the soil surface is called . . . . . . germination.