Which of the following is an artificial ecosystem?
(a) pond
(b) crop field
(c) lake
(d) forest
(b) Crop field A crop field is an artificial ecosystem because it is made by man.
Question 1 Which one of the following is an artificial ecosystem? (a) Pond (b) Crop field (c) Lake (d) Forest
A crop field is termed as an artificial ecosystem. Why?
Question 25 Why are crop fields known as artificial ecosystems?