Revision

3. Jelly-like substance where cell activities take place
6. Cells that are located at the top most of the leaf
7. A male reproductive cell
13. A partially permeable membrane that contains the movement of substances in and out of the cell
15. A membrane is used to filter out small microscopic particles like bacteria
16. Made up of many cells
17. A process that removes mineral salts from seawater to produce freshwater with no salt

1. A process where plants help to contribute to water vapour in the air
2. Provides energy for cells to carry out cellular activities
4. Store water, minerals and nutrients
5. A basic unit of life
8. Water carrying tubes
9. Contains green pigment called chlorophyll which allows the plants to undergo photosynthesis
10. Made up of only one cell
11. Food carrying tubes
12. The result of uncontrolled cell division of damaged and unhealthy cells
14. The process where a cell divides into two identical cells
18. Contains genetic material and controls the activities of the cell