Double cropping in agriculture means raising of

Correct answer: (a) Two crops at different times

Explanation

In agriculture, double cropping means growing crops one after another on the same land within one year, that is, growing two crops in different seasons. For example, under this system, a spring barley crop, winter wheat crop, or potato crop is grown before the main crops such as rice and maize, thus producing two successive crops. Hence, option (a) is the correct answer.