IGCSE - Unit 1 Vocab

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Across
  1. 2. permanent increase in size
  2. 8. uptaking materials necessary for energy, growth and development
  3. 9. multicellular organisms made of cells without cell walls or chloroplasts
  4. 10. removal of toxic materials from the organism
  5. 14. transformed limbs of vertebrates used for swimming
  6. 15. eyes made of many separate lenses grouped together
  7. 16. used by vertebrates for breathing on land
  8. 17. structures produced by sking of birds
  9. 19. made of transformed jaws in birds
  10. 20. eyes in myriapods
  11. 22. limbs divided into parts connected by flexible joints
  12. 23. armor-like external body coverage in crustaceans made of chitin
  13. 24. flap-like external ear typical for mammals
  14. 25. sorting into a meaningful order
  15. 26. action by an organism causing a change of position or place
  16. 27. system of naming species where each species has a Latin name composed of two parts: genus and species descriptor
Down
  1. 1. last body part i.e. in crustaceans and insects
  2. 3. middle body part of an insect
  3. 4. stiff plate-like structures covering skin of fish and reptiles
  4. 5. ability to detect and respond to changes in the environment
  5. 6. structures produced by mammalian skin
  6. 7. limb of fish used for swimming
  7. 9. elongated structures placed on the head, used for touching and sense chemicals
  8. 11. sructure used for gas exchange underwater
  9. 12. elongated stiff structure on the back of vertebrates, made of vertebrae
  10. 13. group of organisms which can reproduce and create fertile offspring
  11. 18. making more organisms of the same kind
  12. 21. chemical reactions in cell which break down nutrient molecules and release energy