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

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Respiration, Digestion, and Excretion Question

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Grade 7 Respiration, Digestion, and Excretion

Where does the circulatory system get Oxygen (O2) from?
  1. Digestive System
  2. Endocrine System
  3. Respiratory System
  4. Skeletal System
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