Pathogens in Equine Disease

What is the role and relationship of pathogenic organisms?

• They are beneficial to all living organisms.

• They cause diseases and interact with hosts.

• They are only found in plants.

• They are non-living entities.

Which of the following is a common focus when identifying equine diseases?

• The color of the horse.

• The pathogenic cause and clinical signs.

• The horse's diet.

• The horse's age.

What should be described to understand different pathogens?

• Their color and size.

• Their structure and replication methods.

• Their taste and smell.

• Their habitat and diet.

What is important to identify in the spread of diseases?

• The speed of the wind.

• The modes of disease spread.

• The temperature of the environment.

• The time of day.

What is a pathogen?

• A microorganism that causes disease in its host

• A type of beneficial bacteria

• A harmless virus

• A non-living particle

Which of the following is NOT a type of pathogen?

• Bacteria

• Virus

• Fungi

• Mineral

What is one of the roles of a pathogen in an ecosystem?

• Photosynthesis

• Cause disease

• Produce oxygen

• Decompose organic matter

Which of the following is necessary for many pathogens to survive or replicate?

• Sunlight

• Host animal

• Water

• Soil

In what way do pathogens drive evolution?

• By creating new species

• By causing genetic mutations

• By exerting selective pressure

• By increasing biodiversity

What term describes pathogens that take advantage of certain situations to cause disease?

• Symbiotic

• Opportunistic

• Parasitic

• Dormant