Question

earth science: nitrogen cycle 10 question quiz 8/10 8) in what way is nitrogen important to life on earth? it is used in making dna it is used to make chlorophyll in plants it is used in amino acids and proteins all of the above none of the above

Explanation:

Nitrogen is a key - element in DNA as it is part of the nitrogen - containing bases. It is also a component of chlorophyll in plants which is crucial for photosynthesis. Additionally, nitrogen is present in amino acids, the building blocks of proteins. So, it is important for all the mentioned functions.

Answer:

D. All of the above