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katrin [286]
2 years ago
10

3. Which statement concerning an ecosystem is correct?

Biology
1 answer:
brilliants [131]2 years ago
6 0

Answer:

C) It involves interactions between biotic and

abiotic factors.

Explanation:

Ecosystems need energy imput, need both consumers and producers, and can exist on land, lakes, rivers and oceans.

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Explanation:

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Which of the following groups of organs provide secretions that nourish and protect sperm cells?
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