Advanced Freshwater
Welcome to Tim's Tropicals Advanced Freshwater Quiz.
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1
A pH of < 7 is
2
Which of these is also known as a trickle filter?
3
This is a picture of a
4
What is a good nitrite reading for your aquarium water in parts per million?
5
Which of the following hold live fry in their mouth?
6
This is a picture of a
7
Which is produced third in the water quality cycle?
8
This is a picture of a
9
Which of these steps is not a good idea for dealing with an aquarium with an ammonia problem?
10
Which fish breed in thickly planted tanks?