An ecosystem is a self supporting system in which there is a flow of materials and energy.
<h3>What is an ecosystem?</h3>
An ecosystem is a self supporting system in which there is a flow of materials and energy.
Let us now see the role of each organism in the small ecosystem.
- flower - producer
- butterfly - primary consumer
- bird - secondary consumer
- earthworm - decomposer
Learn more about ecosystem: brainly.com/question/13979184
Answer:
The answer is A, It is an acute effect of a toxin in the lake
Explanation:
The Arctic Hare's main predators are the Arctic fox, the weasel, snowy owl, and the lynx. Because hares provide food and fur for people, they are often killed by hunters. The Arctic Hare has no prey because it does not feed on animals.
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