Across
- 1. To take in food so that respiration can occur
- 3. This microorganism cannot reproduce unless it has a host cell
- 6. This microorganism consists of a single cell each
- 7. These are tiny living creatures which can only be seen under a microscope
Down
- 2. To produce offspring
- 4. This microorganism cannot move
- 5. This organism feeds on and breaks down dead plants or animal matter