Question

7. Would there be any bacteria in an aquarium?
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Answer 1

Explanation:

Yes, in an aquarium bacteria are present on every hard surface in the tank such as decorations, substrate and glass. Bacteria are even present in the filter where they break down the other toxic bacteria in water. ... They also help to remove toxins like ammonia, nitrite and nitrate that kill the fishes in the aquarium.

Answer 2

Answer:

Yes there will be bacteria in an aquarium. Bacteria are found everywhere on earth. ... They help in removing nitrites and ammonia from the aquarium.

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