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Natural Resources — Science STD 9 — Question

Gujarat BoardEnglish MediumSTD 9ScienceNatural Resources2 Marks
Question

Name the two important biological processes in which air is essential.

✓

Answer

Two important biological processes in which air is essential is:

  1. Respiration i.e. breathing in of oxygen from the atmosphere for sustaining life.
  2. Photosynthesis- uptake of carbon dioxide from the air to produce food and release oxygen.

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