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Plants use nitrogen to make proteins. What is present in the soil that makes nitrogen directly available to plants?

A. Air
B. Water
C. Sugars
D. Bacteria

User Munkey
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2 Answers

3 votes
The answer should be (D) bacteria. This is because bacteria helps fixing atmospheric nitrogen into soil.
User Vishnu Kanwar
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5 votes
The answer is D: Bacteria





User PeterGriffin
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