yadavanurudh87 yadavanurudh87

25-12-2020
Biology

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we do not dean ponds or Lakes but an aquarium need to be cleaned up why

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mayie07 mayie07

25-12-2020

In lakes and ponds there is a whole ecosystem, with its animals and plants. Between them they are in charge of maintaining the entire habitat in favorable conditions for living. The fish tank does not have that cleaning system.

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