Due to various metabolic activities various nitrogenous waste are produced in our body.

It is necessary to remove this wastes from our body in order to keep ourselves healthy.

Elimination of this nitrogenous wastes is known as Excretion.



1. Excessive consumption of a nutrient is called Overnutrition.


2. Excessive consumption of Animal fats leads to Cardiovascular Disease.


3. Excessive consumption of Animal Proteins leads to cancer of large intestine.


4. Hypovitaminosis ( excess of vitamin ) can fatal sometimes.


5. The name VITAMIN was coined by Dr. Casimir Funk.