Newcastle disease is caused by______A____ and affects_____B_____.
Newcastle disease is caused by______A____ and affects_____B_____.
The correct option is B A: virus, B: poultry
Poultry refers to the class of domesticated fowls used for food (meat) or their eggs. Examples include chickens, ducks, turkeys, geese and pigeons.
Newcastle disease or Ranikhet disease is the most common viral disease of poultry birds. It is caused by the Paramyxovirus. Common symptoms include coughing, sneezing, nasal discharge and greenish/watery diarrhea.
Hence, option b is correct.
Fishery is a kind of industry which is concerned with the catching, processing or selling of fishes and other shellfishes (crabs, lobsters, prawns). There are several bacteria that infect fishes. Aeromonas, Flavobacterium and Pseudomonas are some of the bacterial species which are pathogenic to fishes.
Cattle includes large animals with horns and hooves. These are domesticated for milk and milk products. Examples include cows, bisons, buffaloes etc. These animals are infected by various pathogens.
Cryptosporidium is a protozoan that causes diarrhea in calves. Protozoans are single celled organisms with true nucleus.
BSE (bovine spongiform encephalopathy) is a progressive neurological disorder of cattle caused by prions (an infectious agent consisting of abnormally folded proteins).
Poultry refers to the class of domesticated fowls used for food (meat) or their eggs. Examples include chickens, ducks, turkeys, geese and pigeons.
Newcastle disease or Ranikhet disease is the most common viral disease of poultry birds. It is caused by the Paramyxovirus. Common symptoms include coughing, sneezing, nasal discharge and greenish/watery diarrhea.
Hence, option b is correct.
Fishery is a kind of industry which is concerned with the catching, processing or selling of fishes and other shellfishes (crabs, lobsters, prawns). There are several bacteria that infect fishes. Aeromonas, Flavobacterium and Pseudomonas are some of the bacterial species which are pathogenic to fishes.
Cattle includes large animals with horns and hooves. These are domesticated for milk and milk products. Examples include cows, bisons, buffaloes etc. These animals are infected by various pathogens.
Cryptosporidium is a protozoan that causes diarrhea in calves. Protozoans are single celled organisms with true nucleus.
BSE (bovine spongiform encephalopathy) is a progressive neurological disorder of cattle caused by prions (an infectious agent consisting of abnormally folded proteins).
