Across
- 9. a possible way for plants to get a pathogen
- 10. a non-living organism that invades host cells and uses them to make copies of them
- 12. a virus that damages the leaves and lowers of tobacco plants
- 14. affects potatoes, tomatoes and aubergines. causes a black ring around the vascular bundle.
- 16. a protist that penetrates the host cells and destroys the leaves and fruit
- 19. eukaryote organism that need a vector to move
- 20. damages and destroys lung tissue, spread by a bacteria
Down
- 1. Any organism that can spread a disease.
- 2. affects bananas and destroys the leaves, turning the leaves black. caused by a fungus
- 3. when the host cell bursts virus particles go out of the cell
- 4. a eukaryote multicellular organism that feed off live plants or animals
- 5. pathogen enters healthy organism indirectly from the infected organism
- 6. a common virus that targets t helper cells
- 7. pathogen enters the body of a healthy organism straight from the infected organism
- 8. a single-celled organisms multiplying or releasing toxins
- 11. one of the main reasons both plants and animals catch diseases indirectly
- 13. inanimate object where pathogens can stay until picked up by an organism
- 15. a form if ring worm that causes scaling and cracking between toes. caused by a fungus
- 17. released by bacteria and they break down host cell's plasms membrane or inactivate the enzymes
- 18. spread by mosquitoes(they cat as a vector)a protocistia