Introduction to Parasitology in Applied Animal Health AASC2551 2024

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Questions and Answers

Which of the following is NOT a defining feature of parasitism?

The parasite obtains nourishment from the host
The host is always harmed by the parasitic relationship (correct)
The parasite and host have a close association
The parasite lives on or within the host for a significant portion of its life

Which of the following is an example of an ectoparasite?

Ascaris suum
Plasmodium falciparum
Mosquitoes (correct)
Haemonchus contortus

What is the key difference between obligate and facultative parasites?

Obligate parasites are more complex, while facultative parasites are simpler organisms
Obligate parasites can only live in association with a host, while facultative parasites can also live in a free form (correct)
Obligate parasites infect a wider range of hosts, while facultative parasites have a more limited host range
Obligate parasites always harm their host, while facultative parasites do not

What is the purpose of using the binomial nomenclature system for naming parasites?

To ensure the name is unique and has not been used before (C) Signup and view all the answers

Which of the following is an example of a spurious or coprozoic parasite?

Trichinella spiralis (C) Signup and view all the answers

What is the main difference between endoparasites and ectoparasites?

Endoparasites live within the internal organs or tissues of the host, while ectoparasites live on the exterior of the host (B) Signup and view all the answers