What are Life Processes?

The living organisms carry out certain basic functions which ensure their existence

These processes can be Digestion, Respiration, Transportation, Excretion, Locomotion (movement) etc. 

Such processes are called Life Processes .  

Life processes are necessary to maintain the life of the organism. 


Need for Life Processes:

  • The ultimate goal of a human body is:
  1. To ensure the existence of the organism
  2. To prevent damage and breakdown of the body 

In order to achieve this goal, the organism requires energy.

Energy is 

  • Acquired by Nutrition
  • Absorbed by Digestion
  • Broken down by oxygen acquired through Respiration
  • Carried to the rest of the body by Transportation
  • We get rid of waste by Excretion

Life Processes - Teachoo.jpg


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Maninder Singh

CA Maninder Singh is a Chartered Accountant for the past 13 years and a teacher from the past 17 years. He teaches Science, Economics, Accounting and English at Teachoo