The Nitrogen Cycle in Aquariums

The Nitrogen Cycle in Aquariums

5th - 8th Grade

13 Qs

quiz-placeholder

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The Nitrogen Cycle in Aquariums

The Nitrogen Cycle in Aquariums

Assessment

Quiz

Biology

5th - 8th Grade

Medium

NGSS
MS-LS2-3, MS-LS2-4, MS-PS1-2

Standards-aligned

Created by

David Lichter

Used 128+ times

FREE Resource

13 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

When fish excrete their waste, what toxic byproduct is produced?
nitrogen
nitrites
ammonia
nitrates

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What does toxic mean?
poisonous
murky
dirty
salubrious

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image
After the ammonia is in the tank, which bacteria start to change it to something less toxic?
nitrogen bacteria
nitrosomas bacteria
nitrobactor bacteria
ammonia bacteria

Tags

NGSS.MS-LS2-3

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Once the nitrosonomas bacteria decompose the toxic ammonia, the deadly ammonia is changed into the less toxic ___________.
nitrite
nitrate
carbon dioxide
oxygen

Tags

NGSS.MS-LS2-3

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image
Now the less toxic nitrites are changed into something safer by the _____________ bacteria.
nitrosomas
ammonia
nitrobactor
toxic bacteria

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Once the nitrobactor bacteria decompose the deadly nitrites, the nitrites are changed to the less toxic __________
ammonia
nitrites
nitrates
H2O

Tags

NGSS.MS-LS2-3

NGSS.MS-PS1-2

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What is one way to lower the amount of nitrates in your tank?
do a partial water change
add more fish 
remove fish
lower the water temperature

Tags

NGSS.MS-LS2-4

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