SC READY Science Grade 6 Practice Questions - South Carolina SC READY Science Assessment - Grade 6 Exam

How do the respiratory system and circulatory system work directly together during intense aerobic exercise?

The respiratory system absorbs oxygen gas into blood, and the circulatory system pumps this oxygenated blood to active muscle tissues The respiratory system digests carbohydrates while the circulatory system produces electrical impulses The circulatory system filters liquid waste while the respiratory system contracts arm muscles The two systems function completely independently without interacting

Correct Answer:

The respiratory system absorbs oxygen gas into blood, and the circulatory system pumps this oxygenated blood to active muscle tissues

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