Navigating the Aquarium Nitrogen Cycle

Why is understanding the nitrogen cycle important for fishkeepers?

• It helps in choosing the right fish food.

• It explains why new fish might die in a newly set up tank.

• It helps in setting up the aquarium decorations.

• It explains the behavior of fish.

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What is 'new tank syndrome'?

• A condition where fish refuse to eat.

• A situation where new fish die shortly after being introduced to a new tank.

• A syndrome where the tank water turns green.

• A condition where fish become aggressive.

What chemical compound is produced from fish waste and uneaten food?

• Nitrate

• Nitrite

• Oxygen

• Ammonia

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Which bacteria convert ammonia into nitrite?

• Plant bacteria

• Beneficial bacteria number one

• Beneficial bacteria number two

• Harmful bacteria

What is the ideal reading for ammonia and nitrite in a water test kit?

• 0 ppm

• 5-20 ppm

• 50 ppm

• 10-30 ppm

What determines how often you should do water changes in an aquarium?

• The amount of fish food used

• The nitrate level in the water

• The type of aquarium plants

• The number of fish in the tank

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How do live aquarium plants help in the nitrogen cycle?

• They increase the oxygen level in the water.

• They convert nitrite into nitrate.

• They consume ammonia and other nitrogen compounds.

• They produce ammonia.

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According to Diana Walstad, how do live plants compare to beneficial bacteria in removing toxic compounds?

• Plants do not affect toxic compounds.

• Plants are more effective.

• Plants are equally effective.

• Plants are less effective.

What is unique about the fish store 'Oceans Aquarium'?

• It changes water daily.

• It has no fish.

• It uses no filtration other than live plants.

• It uses only artificial plants.

Where can you find a more advanced scientific explanation of the nitrogen cycle?

• In a local pet store

• In a video by Primetime Aquatics

• In a book by Diana Walstad

• In a fishkeeping magazine