IGCSE Biology

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Across
  1. 3. Process where the future generations are better adapted to the environment.
  2. 7. Made up of simple sugars.
  3. 10. Needed by plants to do photosynthesis.
  4. 12. Fibres help prevent ____________.
  5. 19. Plants and animals are ___________.
  6. 20. The _______ test is used to test for lipids.
  7. 21. Endocrine system uses chemical communication by means of _________.
  8. 22. The ________ system is used to identify a species.
  9. 23. A balanced ________ contains the right proportions of nutrients.
  10. 24. Plant tissue that transport food.
Down
  1. 1. _________ digestion occurs mainly in the mouth.
  2. 2. Genetic change in the DNA of an individual.
  3. 4. Cells that are part of the nervous system.
  4. 5. Permanent increase in size.
  5. 6. Sense organ that responds to changes in light.
  6. 8. Their function is protein synthesis.
  7. 9. Group of different tissues.
  8. 11. Structure of DNA.
  9. 13. Powerhouse of the cell.
  10. 14. Number of different species that live in an area.
  11. 15. Ability to detect and respond to changes in the environment.
  12. 16. 3D shape space of an enzyme.
  13. 17. Main site of gas exchange.
  14. 18. Chemical that gives plants the nutrients they need.