Question

Tobacco consumption is known to stimulate secretion of adrenaline and nor-adrenaline. The component causing this could be

• A. Tannic acid
  
• B. Catechin
  
• C. Curamin
  
• D. Nicotine

Answer 1

The correct option is D Nicotine

Nicotine:

Nicotine (an alkaloid), an active ingredient of tobacco, stimulates the adrenal gland to produce adrenaline and noradrenaline resulting in an increase in blood pressure and heartbeat.

Tannic acid:

Tannic acid, an astringent agent, is present in tea.

Curamin:

Curamin is a pain relieving drug that contains curcumin as an active ingredient. Curcumin is the chemical constituent of turmeric.

Catechin:

Catechin is the phenolic compound that has antioxidant properties. It is present in tea, cocoa etc.

Final answer a. Nicotine