NEET Biology ยท Hard

Mineral Nutrition: Integration MCQ

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

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IntegrationHardQuestion 10844

Question

Which statement is correct?

  1. A
    Nitrogenase fixes atmospheric nitrogen, while nitrate reductase helps assimilate absorbed nitrate
    Correct
  2. B
    Both enzymes do the same task
  3. C
    Leghemoglobin fixes nitrate
  4. D
    Nitrobacter reduces nitrate inside plant cells

Correct answer

Nitrogenase fixes atmospheric nitrogen, while nitrate reductase helps assimilate absorbed nitrate

Explanation

These enzymes act at different stages of nitrogen nutrition.