Question

what is agriculture , viticulture ,and horticulture?

Answer 1

the practise of growing crop is called agriculture..
the study about agriculture under small branch is called horticulture..

Answer 2

Hey

Here is your answer,

Agriculture - occupation concerned with cultivating land, raising crops, and feeding, breeding, and raising livestock; farming.

Viticulture - the cultivation of grapevine .

Horticulture - cultivation of a garden, orchard, or nursery; the cultivation of flowers, fruits, vegetables, or ornamental plants.

Hope it helps you!