Biology
Grade-8
Easy

Question

At the time of photosynthesis plants take up ___________ and release _________.

  1. CO2, O2
  2. O2, CO2
  3. O2, N2
  4. N2, O2

hintHint:

Carbondioxide is used up and oxygen is released

The correct answer is: CO2, O2


    • Photosynthesis is the process by which plants use sunlight, water and carbondioxide to create oxygen and energy in the form of sugar.
    • Carbondioxide is taken up whereas oxygen which is used up by animals and other plants is released

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