Demography: replacement level fertility: 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 · Demography: replacement level fertility

Sample item

Replacement level fertility is a total fertility rate of about:

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

The answer and the reasoning

C. 2.1

A TFR of about 2.1 children per woman replaces the parents with allowance for child mortality, giving a net reproduction rate of 1. India's TFR is now around 2.0 as per NFHS-5.

Option by option

  • A. 4.0

    4.0 is well above replacement.

  • B. 1.0

    1.0 is far below replacement.

  • C. 2.1 (correct)

    Correct. 2.1 is replacement level.

  • D. 3.0

    3.0 is above replacement.

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.

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Questions about this PSM question

What is the answer to this PSM question?

The best answer is C, 2.1. A TFR of about 2.

Why is "4.0" not the answer?

4.0 is well above replacement.

Why is "1.0" not the answer?

1.0 is far below replacement.

Why is "3.0" not the answer?

3.0 is above replacement.

What concept does this question test?

It tests Demography: replacement level fertility in PSM. 1 children per woman replaces the parents with allowance for child mortality, giving a net reproduction rate of 1. India's TFR is now around 2.0 as per NFHS-5.

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 Demography: replacement level fertility?

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.