IGCSE Biology Characteristics of Living Things
Across
- 2. They are unicellular organisms that sometimes have chloroplasts to make their own food
- 3. No backbone
- 5. Covered by feathers
- 6. Their cell walls are made up of cellulose
- 9. How do do you remember all the characteristics shown by all living things?
- 11. When you eat food
- 12. When you have a permanent increase in size and mass
- 13. Their cell walls have chitin
- 14. Lateral line along the body
- 16. A waterproof exoskeleton
- 20. I have several pairs of simple eyes and chelicerae
- 21. A type of bird
- 22. This is important for plants to make their own food
- 23. Removing waste products of metabolism
- 24. Used to identify unfamiliar organisms
- 25. If something changed its place
- 27. They normally have four legs
Down
- 1. Their chromosomes are not in a nucleus
- 4. Chemicals in your cells breaking down nutrient molecules and releasing energy for metabolism
- 7. I have two pairs of antennae and a carapace
- 8. Latin names used for animals
- 10. The ability to detect and respond to changes in the internal or external environment
- 15. I have a pair of legs for each body segment
- 17. A group of organisms that can reproduce to produce fertile offspring
- 18. I am cold-blooded
- 19. They digest solid food internally
- 26. My ears a little special