Question

The alkaloid caffeine is present in
1. Tea only
2. Coffee only
3. Tea and coffee both
4. Lemon water

Answer 1

Correct Answer - Option 3 : Tea and coffee both

The correct answer is Tea and coffee both.

• The alkaloid caffeine is present in tea and coffee. Caffeine is a psychoactive substance.

• Unlike other substances, it is legal and unregulated in almost all parts of the world.
• The most common action caffeine plays is the prevention of the onset of drowsiness.
• Caffeine is a white crystalline and bitter alkaloid and is found in nuts, seeds or leaves of a number of plants native to South America, East Asia and Africa.
• The best source of caffeine is coffee beans. Caffeine-containing drinks are tea, coffee and cola which are consumed all over the world in high volumes.

• Consuming balanced amounts of coffee not only keeps the heart healthy but also serves as a medicine for many diseases.
• The bitter and hot nature of coffee is used as a medicine and as well as provides energy to the brain. 
• Lemon Water is rich in vitamin C.
• Lemon helps to improve the immune system and helps the body fight colds and flu.