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Question 10826
NEET Biology · Easy

Mineral Nutrition: Integration MCQ

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IntegrationEasyQuestion 10826

Question

A legume crop improves soil fertility mainly because of:

  1. A
    Symbiotic nitrogen fixation
    Correct
  2. B
    Higher transpiration only
  3. C
    More guttation
  4. D
    Only deeper roots

Correct answer

Symbiotic nitrogen fixation

Explanation

Rhizobial symbiosis can enrich the nitrogen economy of the soil.

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