#1
Which of the following is a common viral disease in poultry?
Avian influenza
ExplanationInfectious viral disease affecting birds, particularly poultry.
#2
What is the primary cause of foot-and-mouth disease in livestock?
Virus
ExplanationHighly contagious viral infection affecting cloven-hoofed animals.
#3
Which of the following is a symptom of rabies in animals?
Excessive salivation
ExplanationExcessive drooling due to viral infection of the central nervous system.
#4
What is the main vector for the transmission of Lyme disease to animals?
Ticks
ExplanationBlood-sucking arachnids transmitting bacterial infection, particularly Borrelia burgdorferi.
#5
Which of the following diseases affects the nervous system of horses and is characterized by uncoordinated movements and muscle tremors?
Equine protozoal myeloencephalitis
ExplanationParasitic infection causing neurological symptoms such as ataxia and muscle tremors in horses.
#6
What is the primary mode of transmission of bovine respiratory disease complex (BRDC)?
Inhalation of airborne pathogens
ExplanationRespiratory illness spread through inhalation of infectious agents.
#7
Which of the following diseases is transmitted by mosquitoes?
West Nile virus
ExplanationViral infection transmitted by mosquitoes, affecting birds and mammals.
#8
What is the causative agent of bovine spongiform encephalopathy (BSE), also known as mad cow disease?
Prions
ExplanationMisfolded proteins affecting the nervous system, causing fatal brain degeneration.
#9
Which of the following diseases is caused by the bacteria Mycobacterium bovis?
Tuberculosis
ExplanationBacterial infection affecting the lungs and other parts of the body.
#10
What is the most common method for controlling the spread of equine influenza?
Vaccination
ExplanationPreventive measure involving administration of weakened or killed viruses to induce immunity.
#11
Which of the following diseases causes inflammation of the udder in dairy cows?
Mastitis
ExplanationInflammation of the mammary gland, often due to bacterial infection.
#12
What is a common symptom of Newcastle disease in poultry?
Frequent sneezing
ExplanationRespiratory symptom indicative of viral infection in poultry.
#13
Which of the following diseases is caused by a parasite known as Trypanosoma brucei?
African sleeping sickness
ExplanationParasitic infection transmitted by tsetse flies, affecting humans and animals in sub-Saharan Africa.
#14
Which of the following diseases is characterized by sudden high fever, depression, and loss of appetite in pigs?
Classical swine fever
ExplanationHighly contagious viral disease causing fever, depression, and anorexia in pigs.
#15
Which of the following diseases is characterized by sudden death in young chickens and is caused by a virus of the family Herpesviridae?
Marek's disease
ExplanationViral disease causing lymphomas, paralysis, and sudden death in poultry.
#16
Which of the following diseases is caused by the bacterium Streptococcus suis in pigs?
Glässer's disease
ExplanationBacterial infection leading to arthritis, meningitis, and pneumonia in pigs.
#17
Which of the following diseases is caused by a protozoan parasite of the genus Eimeria in poultry?
Coccidiosis
ExplanationParasitic infection causing intestinal inflammation and damage in poultry.