Parasitology Quiz
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Questions and Answers

What is the definition of a parasite?

  • A type of virus that infects a host organism.
  • A living organism that receives nourishment and shelter from another organism where it lives. (correct)
  • A non-living organism that relies on a host for survival.
  • An organism that lives independently without relying on another organism.

Which of the following is an example of a symbiotic association?

  • A protozoan living in the gut of a termite and aiding in digestion. (correct)
  • A bacteria living independently in the soil.
  • A tapeworm living in the human intestine and causing harm.
  • A virus infecting a host cell and causing disease.

Which of the following is a medically important protozoan parasite?

  • Leishmania (correct)
  • Wuchereria bancrofti
  • Paragonimus westermani
  • Taenia

Which parasite is commonly associated with causing malaria?

<p>Plasmodium (A)</p> Signup and view all the answers

Which type of organism is Echinococcus?

<p>Cestode (D)</p> Signup and view all the answers

Flashcards

What is a parasite?

A living organism that benefits by getting food and shelter from another organism, called the host, while harming the host.

What is a symbiotic association?

A relationship where two different organisms live together, and at least one benefits from the relationship.

What is Leishmania?

A microscopic, single-celled organism that is a parasite and can cause diseases like leishmaniasis.

What causes malaria?

A type of protozoan parasite that causes malaria, a serious disease spread through mosquito bites.

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What is Echinococcus?

A type of parasitic worm, also known as a tapeworm, that can infect humans and animals.

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Study Notes

Parasitism and Symbiotic Associations

  • A parasite is an organism that lives in or on another organism, called the host, and causes harm to the host.

Symbiotic Associations

  • Symbiotic associations can be mutualistic, commensalistic, or parasitic.

Medically Important Protozoan Parasites

  • Plasmodium is a medically important protozoan parasite that causes malaria.

Parasites Associated with Specific Diseases

  • Plasmodium is commonly associated with causing malaria.

Type of Organisms

  • Echinococcus is a type of cestode (tapeworm).

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Description

Test your knowledge of parasitology with this quiz covering topics such as parasite morphology, host classification, life cycles, transmission, and lab diagnosis. Explore the diverse world of parasites, including bacteria, viruses, fungi, protozoa, and helminths, and sharpen your understanding of their association with host organisms.

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