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Type: Multiple-Choice
Category: Food Chains and Webs
Level: Grade 10
Tags: trophic levels
Author: PMISIAS
Last Modified: 6 years ago

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Food Chains and Webs Question

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Grade 10 Food Chains and Webs

In many ecosystems, the portion of energy that is transferred from one trophic level to the next is about
  1. 90% to 100%.
  2. 50%.
  3. 33.3%.
  4. 10%.