Three crops that contribute maximum to global food grain production are
(a) Wheat, rice and maize
(b) Wheat, rice and barley
(c) Wheat, maize and sorghum
(d) Rice, maize and sorghum
Correct option: (a) Wheat, rice and maize
Explanation:
Three crops that contribute maximum to global food grain production are Wheat, rice and maize, which belong to the family Poaceae (Graminae).
