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OpenStudy (anonymous):
why does an aquarium require cleaning while ponds do not?
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OpenStudy (anonymous):
Who do cleaning work in nature?] Answer is Micro-organisms. They degrade waste product and clean environment
OpenStudy (istim):
But dem micro-organisms can't exist in an aquarium environment, and they may interfere with the machines that regulate the water's content
OpenStudy (anonymous):
thankyou!!
OpenStudy (anonymous):
Yeah, its because of the role of microbes.
OpenStudy (anonymous):
thanks aadarsh...yeah im in tenth........
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OpenStudy (anonymous):
Most welcome sister
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