Across
- 2. Fifth Planet from the sun
- 5. A material that does not allow electricity to flow
- 6. Upper chamber of the heart
- 8. Teeth that cut and slice food
- 9. Barrier into a plant cell. Animal cells do not have these (4,4)
- 11. Churns food and adds HCL to food
- 12. Part of the microscope where you place the slide
- 13. The system the body uses to break down food
- 14. Carries oxygen around the body (3,5,4)
- 15. System that includes blood and the lungs
- 19. Made of many cells
- 20. Main artery that leaves the heart
- 21. Part of the cell that plants use to make food
- 26. Carries blood to the heart
- 27. Where most food gets absorbed into the blood (5,9)
- 34. Fights infection (5,5,4)
- 35. Pressure felt in wrist from blood pumping
- 36. Second planet from the sun
- 37. Seventh planet from the sun
- 39. Carries blood away from the heart
- 40. A material that allows electricity to flow
- 41. Middle wall of the heart
Down
- 1. Lower chamber of the heart
- 3. Part of the cell that releases energy
- 4. Part of the cell that makes enzymes
- 7. Chemical used to stain animal cells before examining under microscope (9,4)
- 10. Used to look at small objects such as cells (5,9)
- 15. Liquid part of blood
- 16. small rocky body in space
- 17. Control centre of the cell
- 18. Fourth planet from the sun
- 22. An energy source that will never be used up
- 23. Carries food from mouth to stomach
- 24. Stops blood from flowing backwards
- 25. Made of only one cell
- 28. A natural satellite of a planet
- 29. Produces bile
- 30. The smallest working unit of a living thing
- 31. Clots blood
- 32. Closest planet to the sun
- 33. Eight planet from the sun
- 38. Sixth planet from the sun
- 40. A dusty snowball that orbits a star