More cards in this set

What causes blight?

micro organism that causes disease

passing a pathogen from host to host with no intermediacy

passing a pathogen from host to host via a vector

organism that carries a pathogen from one host to another

Pathogen that causes malaria

Vector for malaria

a large polysaccharide deposit that blocks old phloem sieve tubes

balloon-like swelling that blocks flow of water in xylem vessel

Ring of decay in vascular tissue of a potato tuber