NMWD226 protozoa

Which of the following is NOT one of the four main groups of endoparasites affecting wild animals?

• Roundworms (Nematoda)

• Flukes (Trematoda)

• Protozoa

• Tapeworms (Cestoda)

Which group is most significant in the gastrointestinal tract of wild animals?

• Flukes

• Tapeworms

• Roundworms

• Tongue Worms

Tapeworm cysts are important because:

• They cause visible symptoms in all hosts

• They infect predators when they consume infected prey

• They are found only in the lungs

• They are easily treated

Which of the following is a common sign of worm infestation?

• Bright coat

• Increased appetite

• Weight loss

• Stable movement

Worm infestations are more visible in:

• Young, healthy animals

• Animals in well-managed reserves

• Old, sick, or malnourished animals

• Animals with high protein diets

Roundworms without an intermediate host have a:

• Complex life cycle

• Direct life cycle

• Water-dependent life cycle

• Snail-based life cycle

Which is an intermediate host for roundworms with indirect life cycles?

• Snails

• Flies

• Frogs

• Fish

Hookworm larvae typically enter the host via:

• Inhalation

• Skin penetration

• Ingestion

• Eye contact

Strongyloides (white bankrupt worm) reproduces by:

• Sexual reproduction

• Budding

• Parthenogenesis

• Binary fission

Optimal conditions for roundworm larvae survival include:

• Dry and hot

• Cold and windy

• Moist and mild (25 mm rain/month, 17°C)

• Snowy and frozen