HomeWhy is it necessary to maintain a healthy aquarium? What is a chemical environment?Why is it necessary to remove waste products from the aquarium?How does biological filtration work? What are the functions performed by bacteria?
What are the functions performed by bacteria?
      Bacteria break down chemical waste that is produced in the tank. Fish produce waste products containing ammonia. Ammonia is toxic to the fish. Different types of bacteria working in sequence to convert ammonia into less harmful compounds. Plants use the resulting compounds to grow. The process of converting ammonia into less toxic substance is called nitrogen cycle.

How does the nitrogen cycle work?