Tuesday, May 10, 2011

4.7 explain why only about 10% of energy is transferred from one trophic level to the next.

Energy efficiency

Mammals & birds maintain a constant body temperature using energy released by respiration. Consumers at each level convert on average only about 10 percent of the chemical energy in their food to their own organic tissues. 10 percent of this energy is transferred between each trophic level. 





  1. your work for this week is fantastic. I aqdmire how you have found alternative images and resources to illustrate the syllabus point. Excellent. I will work through each post adding comments. Now you need to start your revision for the annual examination.

  2. Just read all post, they are accurate and correct