Across
- 1. Plant cells contain a large ... filled with sap
- 4. This controls the amount of light that passes through a microscope
- 5. Water from rain or snow that flows over the surface of the land and into streams, rivers, lakes and oceans
- 6. The transformation of water vapour into liquid
- 7. Direction of a magnetic or electric field
- 11. The forming of crystals
- 14. The platform on which a microscope is built
- 15. The solution of salt and water
- 17. The collection of water on land
- 19. The remains of a substance after evaporation
- 21. The degree of compactness of a substance
- 23. The ajustable piece between the eyepiece and the objective lens
- 24. A green chemical found in chloroplasts
- 25. The tendancy to repel or fail to mix with water
- 26. The fibrous material that forms the plant cell wall
Down
- 2. Special cells that form vessels that transport water and nutrients to all parts of the plant
- 3. The process of becoming more dense
- 4. Allowing sediment to settle to the bottom of a container
- 7. Plants make their own food and energy in a process called...
- 8. Tubes in plants that carry water and minerals from the soil, up into the stems and leaves
- 9. Allows solutions or gases to pass through but not particles
- 10. The moss of air surrounding the earth
- 12. Water is absorbed up into a plant from soil by cells called...
- 13. Usually positioned beneath the stage to direct light through the specimen
- 16. A knob that can be turned to bring the specimen into focus
- 18. The degree to which a specific material conducts electricity
- 20. Can be mixed, dissolved or wetted by water
- 22. The control centre of the cell
- 27. The platform on which the specimen is placed