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Human Health and Disease — BIOLOGY STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 ScienceBIOLOGYHuman Health and Disease1 Mark
MCQ
Nicotine is present in:
  • A
    Betel leaf
  • B
    Palm leaf
  • C
    Plantain leaf
  • D
    Tobacco leaf
✓

Answer

  1. Tobacco leaf

Explanation:

Nicotine which is a pyrrolidine alkaloid is found in high concentrations in the leaf of the plant Nicotiana tabacum or tobacco of the family Solanaceae.

Lower concentrations of this alkaloid are also found in potatoes, tomatoes, and pepper.

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