Which of the following is an artificial ecosystem?AForestsBCroplandsCDesertsDEstuariesAnswer: B. Croplands Read Explanation: Cropland is an example of an artificial man-made ecosystem. It consists of crops like rice, wheat, maize, sugarcane, etc. The components of any cropland are producers (any crop along with weeds), consumers (primary, secondary, tertiary) and decomposers. Read more in App