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Biology GK · Q239

Plant Anatomy and Physiology

Competitive Exams · Biology GK · question 239

Q239

The microbes which are essential for the conversion of ammonium salts to nitrate have been isolated first by

A.
Nicholas (1960)
B.
Winogradsky (1890)
Answer
C.
Kritzmann (1937)
D.
Blackman (1899)

Answer: Option B

Solution

Answer: Option B
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