life processes

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Across
  1. 5. The system responsible for circulating blood (10 letters)
  2. 6. The transport tissue in plants that carries water (5 letters)
  3. 8. The smallest functional unit of the kidney (6 letters)
  4. 9. The organ responsible for filtering blood in humans (6 letters)
Down
  1. 1. The type of nutrition where organisms make their own food (11 letters)
  2. 2. The process by which plants make their food (12 letters)
  3. 3. Process of breaking down food to release energy (11 letters)
  4. 4. The liquid part of blood (6 letters)
  5. 5. The green pigment in plants necessary for photosynthesis (9 letters)
  6. 7. The vessel that carries blood away from the heart (6 letters)