Hospital infection: 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 · Hospital infection

Sample item

What is a common device-associated infection risk?

ANo bacteriaBNo inflammationCImproved sterilityDBiofilm formation

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

The answer and the reasoning

D. Biofilm formation

This item reviews Hospital infection; Biofilm formation is the best answer because it directly matches the pharmacologic or microbiologic principle described.

Option by option

A. No bacteria
No bacteria is plausible but not the best answer.
B. No inflammation
No inflammation is unsupported by the key finding.
C. Improved sterility
Improved sterility does not fit the stated mechanism or pattern.
D. Biofilm formation (correct)
Correct. Biofilm formation fits the defining feature.

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.

Questions about this Microbiology question

What is the answer to this Microbiology question?

The best answer is D, Biofilm formation. This item reviews Hospital infection; Biofilm formation is the best answer because it directly matches the pharmacologic or microbiologic principle described.

Why is "No bacteria" not the answer?

No bacteria is plausible but not the best answer.

Why is "No inflammation" not the answer?

No inflammation is unsupported by the key finding.

Why is "Improved sterility" not the answer?

Improved sterility does not fit the stated mechanism or pattern.

What concept does this question test?

It tests Hospital infection in Microbiology. The correct option holds because: Correct. Biofilm formation fits the defining feature.

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 Hospital infection?

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.