Match these items.
1. obtain food from non-living organic material symbiosis
2. mutually positive arrangement between species conjugation
3. response to a chemical host
4. response to light chemotaxis
5. member of phylum Foraminifera taxis
6. organism's response to a stimulus eukaryote
7. cell with membrane-bound structures radiolarian
8. organism in which a parasite is growing saprophyte
9. sexual reproduction in some protozoans phototaxis