Cells
Across
- 3. the breaking down of food absorbed by the body
- 6. a clear jelly-like fluid inside a cell
- 8. an instrument used for viewing very small objects
- 10. a living organism which feeds on organic matter
- 11. a gas needed to survive
Down
- 1. substances that can be eaten to sustain life
- 2. power required for sustained activity
- 4. unusable or unwanted material
- 5. a living thing that grows in the ground
- 6. the outer wall of an animal cell
- 7. smallest living unit of a plant or animal
- 9. the outer layer of a plant cell