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NEET Biology · Hard

Mineral Nutrition: Enzymes MCQ

Solve this quality-checked NEET multiple-choice question, then review the correct answer and explanation.

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EnzymesHardQuestion 10792

Question

Which pair is correctly matched?

  1. A
    Nitrogenase - nitrogen fixation
    Correct
  2. B
    Nitrobacter - ammonium to nitrite
  3. C
    Leghemoglobin - direct nitrate reduction
  4. D
    Rhizobium - denitrification in atmosphere

Correct answer

Nitrogenase - nitrogen fixation

Explanation

Nitrogenase is the fixation enzyme; the other pairs are incorrect.

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