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Functioning ecosystems and succession — Question 7

QCAA 2022, Paper 1 · 1 mark

Q7 · 2022 · Paper 1Unclassified1 mark

QUESTION 7

What is used directly by plants for protein synthesis?

–

(A) nitrite, NO2

–

(B) nitrate, NO3

(C) ammonia, NH3

(D) atmospheric nitrogen, N2

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