Question

Nicotine, the main alkaloid in tobacco is synthesized in the................ of Nicotiana tabacum

• A. Stem
• B. Leaves
• C. Roots
• D. All of the above

Answer 1

The correct option is C Roots

Mechanical wounding stimulates nicotine synthesis in tobacco plants. After wounding of the tobacco plants, roots synthesize a large amount of nicotine to be transported to the shoot.
Thus, the correct answer is option (C) 'Roots'.