Identify the following:-
(a) Providing water to crops
(b) Keeping crop grains for a long time under proper conditions
(c) Certain plants of the same kind grown on a large scale
(d) A machine used for cutting the matured crop
(e) A rabi crop that is also one of the pulses
(f) A process of separating chaff from the grains
(g) A way of collecting rainwater & later using it for domestic or other purposes