Year 7 - Biology
Across
- 5. have 5 to 20 pairs of legs
- 7. is a place where chemical reactions take place in the cell
- 11. has a biconcave shape and can squeeze into tiny blood vessels
- 12. have smooth skin
- 13. are the tiniest organisms which are 1/1000 the size of a human cell
- 15. an example of this process is rain
- 17. have soft bodies and muscular foot
- 19. is also known as a nerve cell
- 21. comes from two different (parents) species
- 22. is the evaporation of water from the surface of the leaves
- 23. break down the remains of dead plants and animals
Down
- 1. shows the simple feeding relationship between living things
- 2. have beaks and feathers
- 3. are cells that are brick shaped and trap sunlight
- 4. a change of state from liquid to gas
- 5. is a virus that causes COVID-19
- 6. is the nonliving factor of an environment
- 8. are organisms that make food for the consumers
- 9. produced by bacteria and makes the milk turn soury
- 10. produce carbon dioxide to make the dough rise
- 14. contains genes that control the cell
- 16. an animal without backbone
- 17. is a tool used to look at microorganisms
- 18. is an electron microscope that shows 3D image of an object
- 20. is green and trap sunlight for photosynthesis