Name one plant disease each caused :(a) by fungi (b) by virus (c) by bacteria.

In plants:
- Citrus Canker is caused by microscopic organisms: Citrus canker is a sickness influencing Citrus species categories caused by the bacterium Xanthomonas axopodia. Contamination causes sores on the leaves, stems, and product of citrus trees, including lime, oranges, and grapefruit.
- Rust of Wheat caused by Fungus: Wheat leaf rust is a parasitic infection that influences wheat, grain and rye stems, leaves, and grains. In mild zones, it is ruinous of winter wheat in light of the fact that the pathogen overwinters.
In Animals:
- Anthrax Bacterium: Bacillus anthracis is the etiologic specialist of Bacillus anthrax—a typical malady of livestock animals and, once in a while, of human—and the main obligate pathogen inside the genus Bacillus.
- Foot-and-mouth infection by the virus is an extreme, exceptionally infectious viral ailment. The infection causes disease in dairy animals, pigs, sheep, goats, deer, and different creatures with partitioned hooves.