This biology question covers important biological concepts and processes. The step-by-step explanation below helps you understand the underlying mechanisms and reasoning.

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a) The parasites are Nematodes (or Roundworms).
b) Three methods of controlling these parasites are: • Practicing proper sanitation and hygiene, such as washing hands and safe disposal of feces. • Administering deworming medication (anthelmintics) to infected individuals or animals. • Ensuring food, especially vegetables, is thoroughly washed and cooked to prevent ingestion of eggs or larvae.
c) Three economic importance of these parasites are: • Reduced productivity in livestock, leading to decreased meat, milk, or egg production and slower growth rates. • Increased veterinary and medical costs for treatment, prevention, and control programs. • Loss of human productivity due to illness, malnutrition, and impaired cognitive development, especially in children.
d) Four farm animals that can be infested by this parasite are: • Cattle • Pigs • Sheep • Goats
e) i) The type of parasites the figure belongs to is Nematoda (or Roundworms).
ii) Three parasites that belong to the type in e(i) above are: • Ascaris lumbricoides (human roundworm) • Hookworms (e.g., Ancylostoma duodenale) • Pinworms (Enterobius vermicularis)
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a) The parasites are Nematodes (or Roundworms). b) Three methods of controlling these parasites are: • Practicing proper sanitation and hygiene, such as washing hands and safe disposal of feces.
This biology question covers important biological concepts and processes. The step-by-step explanation below helps you understand the underlying mechanisms and reasoning.