With the help of an example of a food chain, prove that the flow of energy in the biosphere in unidirectional.




The above example explained that:

  •  At each trophic level only 10% of the energy is passed on to the next and the rest is either utilized for its own metabolic activities or is lost in the environment as heat. 
  • Lost energy is not returned to the previous level or to the solar input. 
Go Ad-free
Maninder Singh's photo - Co-founder, Teachoo

Made by

Maninder Singh

CA Maninder Singh is a Chartered Accountant for the past 14 years and a teacher from the past 18 years. He teaches Science, Economics, Accounting and English at Teachoo