Question

Environment Class 10 MCQ Pdf Question 4.
An ecosystem is represented in the figure given above. This ecosystem will be self- sustaining if
(a) the type of organisms represented by B are eliminated.
(b) materials cycle between the organisms labelled A and the organisms labelled B.
(c) the organisms labelled A outnumber the organisms labelled B.
(d) the organisms labelled A are equal in number to the organisms labelled B.

Answer 1

Answer:

Answer: b) materials cycle between the organisms labelled A and the organisms labelled B