Living Things and Their Environment: Humans, Animals, Plants, Heredity, Ecosystems

Back to School Test 2015 - Science Grade 7 / Back to School Test 2015 - Science Grade 7

Sample Question

What is the function of the capillary beds?

  • It is responsible for exchanging nutrients, waste, and other essential substances.
  • It is responsible for regulating blood flow within the heart.
  • It is responsible for pumping blood from an atrium to a ventricle.
  • It is responsible for dilation and relaxation of blood vessels.

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