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Environmental Problems Caused by Nitrogen Compounds and Nitrate Fertilizers MCQs: App Download (Free iOS Android) & e-Book

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Environmental Problems Caused by Nitrogen Compounds and Nitrate Fertilizers MCQs App Download & e-Book PDF - 362

MCQ: 362

Which option is incorrect about a bloom of algae?

  1. provides food for aquatic life
  2. blocks sunlight for aquatic life
  3. utilize oxygen in water leaving lesser oxygen for rest of water life
  4. forms a layer over water surface

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Environmental Problems Caused by Nitrogen Compounds and Nitrate Fertilizers  MCQs Apps (Android & iOS)

Environmental Problems Caused by Nitrogen Compounds and Nitrate Fertilizers MCQs App

A level Chemistry  MCQs Apps (Android & iOS)

A level Chemistry MCQs App

O Level Chemistry  MCQs Apps (Android & iOS)

O Level Chemistry MCQs App

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