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8th Grade Nitrogen Metabolism Quizzes , Questions & Answers

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8th Grade

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What Is Happening In The Nitrogen Cycle?

What is a Nitrogen cycle? What does it entail? How much do you know about the cycle? Well it is a whole process and the quiz below probes on what happens in it. If you love Chemistry, this is good one for you. Enjoy!

Questions: 5  |  Attempts: 279   |  Last updated: Oct 16, 2025
  • Sample Question 1
    Nitrogen is a key element in organisms and also makes up about 80% of the earth's  atmosphere. 
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  • Sample Question 2
    All plants and animals need nitrogen to make amino acids, proteins and DNA.
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  • Sample Question 3
    Plants and animals can use the nitrogen in the atmosphere to make what they need to servive.
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