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Type: Multiple-Choice
Category: Respiration, Digestion, and Excretion
Level: Grade 7
Author: Mgeimer
Created: a month ago

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Respiration, Digestion, and Excretion Question

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Grade 7 Respiration, Digestion, and Excretion

Your teeth are important because they                             .
  1. perform chemical breakdown
  2. perform mechanical breakdown
  3. absorb nutrients
  4. gets rid of waste
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