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Which of the following human activities could have an irreversible effect on an ecosystem? I. introducing a new species II. urban sprawl III. introducing a new chemical IV. over-hunting
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Which of the following human activities could have an irreversible effect on an ecosystem? I. introducing a new species II. urban sprawl III. introducing a new chemical IV. over-hunting

User Yuri Gadow
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2 Answers

7 votes
introducimg a new chemicsl to the enviormrnt snd posssibly a new hunting techniquie 
User Gonzih
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7.2k points
3 votes

Answer: It is all of them

Explanation:I just had the question

User Mostafa Elmoghazi
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7.4k points
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