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Annette [7]
3 years ago
12

Which of the following human activities could have an irreversible effect on an ecosystem? I. introducing a new species II. urba

n sprawl III. introducing a new chemical IV. over-hunting
Chemistry
2 answers:
pav-90 [236]3 years ago
6 0
Introducimg a new chemicsl to the enviormrnt snd posssibly a new hunting techniquie 
Ulleksa [173]3 years ago
4 0

Answer: It is all of them

Explanation:I just had the question

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