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Photosynthesis — BIO BOTANY STD 11 — Question

Tamilnadu BoardEnglish MediumSTD 11BIO BOTANYPhotosynthesis1 Mark
MCQ
Each pyrrole ring comprises of:
  • A
    six carbons and one nitrogen atom
  • B
    three carbons and one nitrogen atom
  • ✓
    four carbons and one nitrogen atom
  • D
    four carbons and two nitrogen atom
✓

Answer

Correct option: C.
four carbons and one nitrogen atom
four carbons and one nitrogen atom

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