Aquarium Test Review

You should never rinse the...

• Gravel

• Blue Filter Pad

• Bio wheel

Which of the following performs biological filtration?

• Nitrifying bacteria

• Bio wheel

• Performed by living organisms

• All of the above

What instrument is used to measure density/specific gravity?

• sainometer

• capacitor

• hydrometer

• filter

What is the Golden Rule for tank maintenance?

• Remove all bacteria

• Do NOT overfeed

• Change out ALL of the water once a week

• Use a light

Which animal do we add early in the process to kick start biological filtration?

• Hermit crab

• Blue crab

• Sheepshead minnow

• Shrimp

Which of the following is a reason to do a partial water change?

• Lower nitrate

• Lower salinity

• Level pH

• All of the above

What is the first and most toxic Nitrogen compound in the Nitrogen cycle?

• Ammonia

• Nitrite

• Nitrate

Brackish water has __________ when compared to the open ocean.

• Higher salt levels

• Lower salt levels

• Average salt levels

How will we introduce oxygen into our aquariums?

• Add a bubbler

• Add sand

• Surface agitation

NH³ is the chemical formula for which nitrogen compound?

• Ammonia

• Nitrite

• Nitrate