B3.1 & B3.2 Recap Crossword

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Across
  1. 5. The pore found on the underside of plant leaves, through which plant gas exchange occurs.
  2. 9. The green pigment which absorbs sunlight in plants.
  3. 10. The type of transport carried out only by water molecules.
  4. 11. A process which takes in carbon dioxide from the atmosphere, releasing oxygen.
  5. 13. All plant cells are surrounded by this; helps support the plant cell and provides structure.
  6. 15. Plants are able to make their own food. They are known as _ _ _ _ _ _ _ _ _ .
  7. 16. The plant vessel which allows bidirectional (up and down) movement of sugars.
Down
  1. 1. These can speed up the rate of biological reactions.
  2. 2. A polymer of glucose.
  3. 3. The sugar synthesised by plants.
  4. 4. The process by which plants absorb water from the roots, travelling up the stem, towards the leaves.
  5. 5. The source of all biomass on Earth.
  6. 6. The plant vessel which allows upwards movement of water.
  7. 7. Organisms that are required to eat another organism to gain energy and biomass are known as _ _ _ _ _ _ _ _ _.
  8. 8. The chemical used to test for the presence of starch; changes colour from orange/brown to blue/black.
  9. 12. Diffusion always occurs from _ _ _ _ to low concentration.
  10. 14. Types of transport that require energy are known as _ _ _ _ _ _ processes.