| Across |
|---|
| 4. | Energy loss between producer and primary consumer (11) |
| 5. | Burning (10) |
| 9. | Thread-like structure in fungal mycelium (5) |
| 10. | How close to the truth a measurement is (8) |
| 11. | Scientific prediction (10) |
| 13. | Made from the glucose produced in photosynthesis (6) |
| 17. | Tweezers (7) |
| 18. | The ratio between the image size of an object and its actual size (13) |
| 19. | Turns cloudy in the presence of carbon dioxide (4, 5) |
| 23. | Muscles between ribs (11) |
| 25. | Characteristic of animals and plants (13) |
| 27. | A group of organisms that can interbreed to produce fertile offspring (7) |
| 28. | A variable whose values are selected by the experimenter (11) |
| 31. | Factors that have not been controlled or not taken into account in the design of the procedure (11) |
| 33. | When other scientists who work in the same field judge a new scientific claim (4, 6) |
| 35. | Organelle found in guard cells (11) |
| 36. | Organelle found in all protoctists (7) |
| 41. | Contract to constrict the airways to control the flow of air to the alveoli (6, 6) |
| 42. | Breathing out (10) |
| 43. | Lens on microscope (9) |
| 45. | Greenhouse gas (7) |
| 46. | Sampling area of known size (7) |
| 47. | Contest between organisms for a resource (11) |
| 48. | Net movement of particles from a region of higher concentration to a region of lower concentration (9) |
| 49. | A molecule that can diffuse freely across membranes (6) |
| 52. | When an animal cell burst because the plasma membrane cannot withstand the high pressure of water in the cytoplasm (10) |
| 53. | Leaf with green and white areas (10) |
| 54. | Animal that can have fertile hybrids produced from reproduction between different species (4) |
| 55. | Colour of HCIS with high carbon dioxide concentration (6) |
