biology

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Across
  1. 6. hormone that is produced in dangerous situations
  2. 7. Secretes antibodies to protect the body from viruses
  3. 8. enzyme produced in the mouth to catalyse starch
  4. 14. iodine solution is used to test for this substance
  5. 15. where the pollen grain lands on
  6. 16. the green pigment in a plant that traps light
  7. 17. tiny hair-like projections in the small intestine
  8. 18. engulfs pathogens in the body (type of white blood cell)
  9. 19. used to build complex structures and helps growth in body
  10. 20. diffusion in water
Down
  1. 1. blood vessel that carries oxygenated blood from the lungs to the heart (two words, use - in between)
  2. 2. the loss of water vapour from a plant
  3. 3. a stem in the plant that carries water
  4. 4. carries oxygen in a red blood cell
  5. 5. Where photosynthesis occurs
  6. 9. a substance that speeds up a chemical reaction such as enzymes
  7. 10. a chemical reaction used to make energy (uses glucose and oxygen hint hint)
  8. 11. fertilised egg (starts with z)
  9. 12. cell division from a parent cell to two daughter cells
  10. 13. a muscle that contracts and relaxes, increasing and decreasing the volume of the lungs