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Why Gaseous Exchange is Important in Living Organisms

Why Gaseous Exchange is Important in Living Organisms


The exchange of gases is necessary because:


  1. i) When organism get oxygen from environment to oxidize their compounds. In this process Co2 is produced which is harmful for body. Therefore this must be expelled out from the body.
  1. ii) Aerobic organisms take up oxygen form environment and eliminate Co2 from their bodies to the environment.

iii) The exchange of gases between organisms and environment form the first stage of aerobic respiration.


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