Bacteriology: 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.

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Microbiology · Bacteriology

Sample item

What organism causes anthrax?

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

The answer and the reasoning

B. Bacillus anthracis

This item reviews Bacteriology; Bacillus anthracis is the best answer because it directly matches the pharmacologic or microbiologic principle described.

Option by option

  • A. Clostridium tetani

    Clostridium tetani does not fit the stated mechanism or pattern.

  • B. Bacillus anthracis (correct)

    Correct. Bacillus anthracis fits the defining feature.

  • C. Strep pneumoniae

    Strep pneumoniae is plausible but not the best answer.

  • D. Neisseria

    Neisseria is unsupported by the key finding.

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 B, Bacillus anthracis. This item reviews Bacteriology; Bacillus anthracis is the best answer because it directly matches the pharmacologic or microbiologic principle described.

Why is "Clostridium tetani" not the answer?

Clostridium tetani does not fit the stated mechanism or pattern.

Why is "Strep pneumoniae" not the answer?

Strep pneumoniae is plausible but not the best answer.

Why is "Neisseria" not the answer?

Neisseria is unsupported by the key finding.

What concept does this question test?

It tests Bacteriology in Microbiology. The correct option holds because: Correct. Bacillus anthracis 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 Bacteriology?

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.