Vitamins: practice question

A Biochemistry 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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Biochemistry · Vitamins

Sample item

What deficiency can cause beriberi?

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

The answer and the reasoning

A. Thiamine deficiency

The core Vitamins principle identifies Thiamine deficiency as the best answer because it most directly explains the biochemical pathway or tissue response described in the stem.

Option by option

  • A. Thiamine deficiency (correct)

    Correct. Thiamine deficiency is supported by the key clue given.

  • B. Niacin deficiency

    Niacin deficiency does not match the stated vitamins mechanism.

  • C. Riboflavin deficiency

    Riboflavin deficiency is relevant in another context but is not the best answer here.

  • D. Vitamin K deficiency

    Vitamin K deficiency does not account for the central finding in this sample.

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 Biochemistry questions

Questions about this Biochemistry question

What is the answer to this Biochemistry question?

The best answer is A, Thiamine deficiency. The core Vitamins principle identifies Thiamine deficiency as the best answer because it most directly explains the biochemical pathway or tissue response described in the stem.

Why is "Niacin deficiency" not the answer?

Niacin deficiency does not match the stated vitamins mechanism.

Why is "Riboflavin deficiency" not the answer?

Riboflavin deficiency is relevant in another context but is not the best answer here.

Why is "Vitamin K deficiency" not the answer?

Vitamin K deficiency does not account for the central finding in this sample.

What concept does this question test?

It tests Vitamins in Biochemistry. The correct option holds because: Correct. Thiamine deficiency is supported by the key clue given.

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 Vitamins?

Build one table of enzyme deficiency, disease, inheritance and key finding, then revise it by spaced recall. Then use the flashcards and the other Biochemistry 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.