Which one of the following is a viral disease in animals?

Correct option is A

The correct answer is (a) Blue tongue disease.
· Blue tongue disease is a viral disease that affects ruminants, particularly sheep, and is caused by the bluetongue virus (BTV). It is transmitted by biting midges and is characterized by fever, inflammation, and hemorrhages in various parts of the body.
Information Booster:
· Milk Fever: A metabolic disorder in dairy cows caused by low blood calcium levels, not a viral disease.
· Anthrax: A bacterial disease caused by Bacillus anthracis, affecting both animals and humans.
· Johne’s Disease: A chronic bacterial disease that affects the intestines of ruminants, caused by Mycobacterium avium subspecies paratuberculosis.