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  9. Q81

CGPSC 2019 · Question 81 of 100

Which of the following is used as Biofertilizer?

General Knowledge

  1. ARhizobium
  2. BBlue-green algae
  3. CAzolle
  4. DAll of theseCorrect

Answer: D. All of these

Explanation

Biofertilizers are living microorganisms which, when applied to seed, plant surfaces, or soil, colonize the rhizosphere or the interior of the plant and promote growth by increasing the supply or availability of primary nutrients to the host plant. They are eco-friendly and play a crucial role in sustainable agriculture by improving soil heal...

Source: CGPSC 2019 official paper

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