Nitrite in Fish Ponds

Luna, Oliver, and Aria are investigating the mysterious brown blood disease in fish. What do they discover as the main cause of this condition?

• High ammonia concentration

• Excess nitrogen in the water

• Insufficient filtration systems

• Low oxygen levels

Tags

NGSS.MS-LS2-4

Maya and Aiden are having a debate about fish species that can resist high nitrite concentrations. Can you help them settle the debate?

• Largemouth bass and smallmouth bass

• Bluegill and green sunfish

• Catfish and tilapia

• Trout and other coolwater fish

Tags

NGSS.MS-LS2-4

NGSS.MS-LS4-4

Elijah, Nora, and Michael are having a debate about catfish farming. They can't agree on the recommended chloride-to-nitrite ratio for catfish. Can you help them settle this?

• 1:1

• 5:1

• 10:1

• 20:1

Tags

NGSS.HS-ESS2-5

Imagine Daniel, Evelyn, and Samuel are on a mission to save their fish from the dreaded brown blood disease! What could they do to treat it?

• Could they increase the water exchange rates?

• Or, should they add sodium chloride to the water?

• Maybe, reducing feeding rates is the solution?

• Or, using calcium chloride as a buffer could be the answer?

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-4

During a science project, Jackson, Evelyn, and Maya are studying pond water. They want to know the purpose of monitoring total ammonia nitrogen (TAN) concentrations in ponds. Can you help them?

• To prevent bacterial infections

• To predict nitrite problems

• To maintain proper oxygen levels

• To reduce organic material breakdown

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

NGSS.MS-LS2-4

Imagine Jackson, Anika, and Mia are studying the effects of brown blood disease in fish. They want to know what secondary problems can occur after this disease. Can you help them?

• High ammonia concentrations

• Anemia and bacterial infections

• Excess nitrogen in the water

• Insufficient filtration systems

Tags

NGSS.MS-LS2-4

Imagine Henry, Aria, and Aiden are on a mission to maintain a healthy pond environment. They need to ensure the chloride concentration in the pond water is at a safe level to prevent high spikes of nitrite concentration. What level of chloride concentration should they aim for?

• 50 ppm

• 75 ppm

• 100 ppm

• 125 ppm

Tags

NGSS.MS-LS1-5

NGSS.MS-PS1-2

Avery, Kai, and Nora are having a debate about fish farming. Avery thinks the main advantage of maintaining high chloride levels in fish ponds is to reduce stress on fish from nitrite. Kai thinks it's to increase oxygen levels in the water. Nora believes it's to prevent bacterial infections, while their teacher suggests it's to enhance the growth of plankton. Who do you think is correct?

• Avery: Reduced stress on fish from nitrite

• Kai: Increased oxygen levels in the water

• Nora: Prevention of bacterial infections

• Teacher: Enhanced growth of plankton

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

NGSS.MS-LS2-4

David, Daniel, and Grace are having a debate about their science project on ponds. They are trying to figure out what can dilute chloride concentrations in ponds. Can you help them?

• Heavy rain

• Active flushing from well water

• High ammonia concentrations

• Insufficient filtration systems

Tags

NGSS.MS-ESS2-4

Anika, Ava, and Olivia are having a fun day out by the pond. They notice the water has a brownish tint, which they learn is a condition that can be alleviated by applying salt. Can you guess how long it will take for the brown blood condition to be cleared after they sprinkle salt into the pond?

• 1 hour

• 6 hours

• 12 hours

• 24 hours

Tags

NGSS.MS-PS1-2