Parasitology: practice question

A Microbiology question in the style of the NEET PG paper. Answer it first, then read why the right option is right and why each of the others is wrong.

Try it

Microbiology · Parasitology

Sample item

Which parasite causes hydatid cyst disease?

Original practice item, not a recalled exam question. Nothing here is recorded.

The answer and the reasoning

C. Echinococcus granulosus

Echinococcus granulosus larvae form hydatid cysts, commonly in liver and lungs, after ingestion of eggs from dog-associated transmission cycles.

Option by option

  • A. Toxoplasma gondii

    Toxoplasma has other tissue cyst disease.

  • B. Enterobius vermicularis

    Enterobius causes pinworm infestation.

  • C. Echinococcus granulosus (correct)

    Correct: Echinococcus causes hydatid cysts.

  • D. Giardia lamblia

    Giardia causes malabsorptive diarrhoea.

Source note: Original NextPrep sample item — pending expert review. This item is original practice material awaiting independent expert review, so confirm important facts in a standard textbook.

More Microbiology questions

Questions about this Microbiology question

What is the answer to this Microbiology question?

The best answer is C, Echinococcus granulosus. Echinococcus granulosus larvae form hydatid cysts, commonly in liver and lungs, after ingestion of eggs from dog-associated transmission cycles.

Why is "Toxoplasma gondii" not the answer?

Toxoplasma has other tissue cyst disease.

Why is "Enterobius vermicularis" not the answer?

Enterobius causes pinworm infestation.

Why is "Giardia lamblia" not the answer?

Giardia causes malabsorptive diarrhoea.

What concept does this question test?

It tests Parasitology in Microbiology. The correct option holds because: Correct: Echinococcus causes hydatid cysts.

How hard is this question?

We tag it as an application question: it asks you to use a fact on a patient or a finding. The tag is our own editorial judgement, not an official difficulty rating, so read the reason for every option, not only the answer.

How should I study Parasitology?

Make a one-line identity card for each organism: shape and stain, defining test, toxin, disease and drug. Then use the flashcards and the other Microbiology questions on this site to test what stuck.

Is this a real NEET PG question?

No. It is an original practice item (editorial status: sample, version 1). NextPrep does not publish recalled or leaked questions, and independent faculty review of this item has not been completed yet, so confirm important facts in a standard textbook.