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

Nicotine

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Tannic acid

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Curaimin

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Catechin

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Solution

The correct option is D Nicotine
Tobacco is a stimulant and is consumed as cigarettes and eaten as Gutkha, Jarda pan masala etc. Its stimulating effect on the central Nervous System is primarily due to an alkaloid Nicotine. This activates heart rate, increases alertness etc as it stimulates the adrenal gland to release adrenaline. It also acts as a sedative relaxes the mind and reduces anxiety by stimulating the release of nor-adrenaline.
So, the correct answer is 'Nicotine'

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