Across
- 1. A simple sugar made up of carbon, hydrogen and oxygen
- 4. A group of atoms bonded together
- 6. A watery fluid that fills up the rest of the cell
- 7. A reaction where a fuel reacts with oxygen and releases energy
- 8. A reaction that transforms light energy into chemical energy
Down
- 2. one of the structures within a cell that performs a particular job or function, such as the nucleus or mitochondria
- 3. A substance that can burn, releasing energy
- 5. a type of organelle within a cell that stores water, nutrients and wastes
- 6. A substance made up of two or more types of atom bonded together
- 8. A substance formed by a chemical reaction