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NEET 2022
Exam
NEET
Year
2022
Subject
Botany
Chapter
Mineral Nutrition

NEET 2022 · Botany · Mineral Nutrition

Which of the following protects nitrogenase inside the root nodule...

Which of the following protects nitrogenase inside the root nodule of a leguminous plant?

Options

  1. ACatalase
  2. Bleg haemoglobin
  3. CTransaminase
  4. DGlutamate dehydrogenase

Correct answer

B. leg haemoglobin

Step-by-step solution

LegL e g-Haemoglobin is a pink O2\mathrm{O}_2 scavanger- pigment present in root nodules of leguminous plants. It helps in protection of Nitrogenase from the O2\mathrm{O}_2, as it is O2\mathrm{O}_2-sensitive enzyme.
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