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Photosynthesis — BIO BOTANY STD 11 — Question

Tamilnadu BoardEnglish MediumSTD 11BIO BOTANYPhotosynthesis1 Mark
MCQ
The important external factors affecting photosynthesis are:
  • A
    light, chlorophyll, temperature
  • B
    light, stomatal opening, oxygen
  • C
    light, protoplasmic factor, oxygen
  • ✓
    light, $CO_2$ and oxygen
✓

Answer

Correct option: D.
light, $CO_2$ and oxygen
light, $CO_2$ and oxygen

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