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Questions and Answers
Where can nitrogen be found on planet earth?
Where can nitrogen be found on planet earth?
- Exclusively in the atmosphere
- In the atmosphere, soil, water, foods, and within the structures of living organisms (correct)
- Only in the water and foods we consume
- Primarily in the matter we excrete
Why do biological creatures require nitrogen?
Why do biological creatures require nitrogen?
- To build amino acids, RNA, and DNA (correct)
- To produce energy and store it
- To release oxygen and exhale CO2
- To create secondary metabolites crucial for thriving
Where is nitrogen found in the Milky Way and our Solar System?
Where is nitrogen found in the Milky Way and our Solar System?
- As the most common chemical element
- Exclusively in the atmosphere of earth
- As the seventh most common chemical element (correct)
- Only in gaseous state above -210 degrees Celsius
What is the role of nitrogen in life forms on earth?
What is the role of nitrogen in life forms on earth?
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How costly is the nitrogen molecule due to its bioavailability?
How costly is the nitrogen molecule due to its bioavailability?
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