Importance of Fertilizers App Download | Class 9 Biology MCQ e-Book PDF

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Importance of Fertilizers Multiple Choice Questions with Answers – PDF Download

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The MCQ: If the nitrogen is the main element of fertilizers then the fertilizers are classified as; "Importance of Fertilizers" App Download [Free] with answers: structural fertilizers, non-structural fertilizers, nitrogen fertilizers, and respiratory fertilizers to study online certification courses. Solve Nutrition Quiz Questions, download Google e-Book (Free Chapter) for online secondary school classes.

Importance of Fertilizers MCQs PDF Download – Prep Test

MCQ 1: If the nitrogen is the main element of fertilizers then the fertilizers are classified as:

  1. structural fertilizers
  2. non-structural fertilizers
  3. nitrogen fertilizers
  4. respiratory fertilizers

MCQ 2: The increased ratio of chemical nutrients in the ecosystem is classified as:

  1. triplication
  2. eutrophication
  3. crystallization
  4. distillation

MCQ 3: The excess of nitrogen fertilizers leads to:

  1. pest problems
  2. growth problems
  3. fruiting problems
  4. flowering problems

MCQ 4: The greenhouse gas which can be emitted from the storage of nitrogen-based fertilizers is:

  1. nitrous oxide
  2. nitric oxide
  3. oxygen
  4. hydroxide

MCQ 5: The organic fertilizers can be derived from:

  1. animal materials only
  2. plant materials only
  3. carbon materials
  4. animal and plant materials

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