Question

When did ecosystem come into existence?​

Answer 1

Answer:

The term "ecosystem" was first used in 1935 in a publication by British ecologist Arthur Tansley. Tansley devised the concept to draw attention to the importance of transfers of materials between organisms and their environment.

Explanation:

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Answer 2

$1935$

The term "ecosystem" was first used in 1935 in a publication by British ecologist Arthur Tansley. Tansley devised the concept to draw attention to the importance of transfers of materials between organisms and their environment.