Question

1.Which of the following is not a ecosystem Desert Aquarium Forest

Answer 1

Answer:

An aquarium is a man-made ecosystem which is designed for faunal life mainly including fishes, snails, or other aquatic animals along with aquatic plants. An aquarium is used as a showpiece in house, mall, restaurant and etc.  

On the other desert and forest are natural ecosystem composed of biotic and abiotic components. In both deserts and forest, all the biotic and abiotic components are free to interact. Moreover, the changes in both places take naturally.

Explanation:

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Answer 2

An aquarium. That's man-made not natural.