Describe internal and external parasites and methods of control.
Description should include
- identifying common internal and external parasites that infect agricultural animals
- identifying how parasitism causes harm to host animals
- explaining how the life cycle of a parasite can be used to manage the parasite
- explaining how parasites facilitate the transmission of diseases
- listing symptoms of internal parasitic infections
- listing symptoms of external parasitic infections
- identifying preventive measures and control methods (e.g., medication, systemic pesticides, biological controls).
Process/Skill Questions:
- How do roundworms, tapeworms, flukes, ticks, lice, and various flies cause damage to their hosts?
- How are parasitic infections transmitted (e.g., contaminated water, food, soil, blood)?
- What are three methods that can be used to control parasites?
- Why should preventive methods and treatments be rotated?
- What are biological controls, and how are they used?
- Why is it important to understand the life cycle of a parasite?