Question

Question 37:
We do not clean ponds or lakes but an aquarium needs to be cleaned periodically. Why ?

Lakhmir Singh Biology Class 10

Answer 1

Hi

Here devil1407

Pond is a complete ecosystem having Decomposer organisms which are the cleansing agents themselves. Aquarium is a sort of incomplete ecosystem in the sense that it does not have Decomposer organisms for cleansing purposes.

Hope it helps u

Bye