Environmental health: practice question

A PSM 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.

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PSM · Environmental health

Sample item

Which vector transmits malaria?

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

The answer and the reasoning

C. Female Anopheles mosquito

This Environmental health item is resolved by the defining principle: Female Anopheles mosquito best matches the stated finding or public-health measure.

Option by option

  • A. Housefly

    Housefly is not the best fit because it does not establish the requested environmental health conclusion.

  • B. Sandfly

    Sandfly may be relevant elsewhere, but it conflicts with the central fact given here.

  • C. Female Anopheles mosquito (correct)

    Correct. Female Anopheles mosquito directly addresses the key clue in this scenario.

  • D. Tick

    Tick does not explain the finding or provide the indicated intervention.

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 PSM questions

Questions about this PSM question

What is the answer to this PSM question?

The best answer is C, Female Anopheles mosquito. This Environmental health item is resolved by the defining principle: Female Anopheles mosquito best matches the stated finding or public-health measure.

Why is "Housefly" not the answer?

Housefly is not the best fit because it does not establish the requested environmental health conclusion.

Why is "Sandfly" not the answer?

Sandfly may be relevant elsewhere, but it conflicts with the central fact given here.

Why is "Tick" not the answer?

Tick does not explain the finding or provide the indicated intervention.

What concept does this question test?

It tests Environmental health in PSM. The correct option holds because: Correct. Female Anopheles mosquito directly addresses the key clue in this scenario.

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 Environmental health?

Practise biostatistics with small calculations until sensitivity, predictive values and risk measures are automatic. Then use the flashcards and the other PSM 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.