5th Grade Science Quiz
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MOLECULES TO ORGANISMS: STRUCTURES AND PROCESSES
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A class must support or refute the claim: Plants get most of the materials they need to grow from the soil. Evidence: Van Helmonts tree gained 164 lb while soil lost 0.1 lb; plants are 93% C, H, O; hydroponics works; plants without CO dont grow. Based on the evidence, what conclusion is best supported?
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