Smriti

UPPSC General Studies · Previous year questions

One PYQ.
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One question, four ways to learn

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A shortened example from UPPCS Prelims 2018

01 · The core idea

Understand the answer

Get the reasoning behind the correct choice.

NATURAL GROWTH RATEBirth rate − death rate

Births add people. Deaths subtract them.

You need both rates to work out natural growth.

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02 · The wrong options

Learn why it doesn't fit

Understand what an option means and why it is wrong here.

ONE WRONG OPTIONMigration

Known for: Population change through movement.

Wrong here: Natural growth counts births and deaths, excluding migration.

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03 · A fresh question

Test it another way

Use the same idea to answer a related question.

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04 · The takeaways

Keep the key distinctions

Finish with the points worth remembering for revision.

TAKE THESE WITH YOU
  • Natural growth rate = CBR − CDR.
  • Total population change also includes net migration.
  • Marriages are not a direct term in the formula.
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Start with an answer. Then see why the other options fail, test a related idea, and collect the key takeaways.

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A question to start withEconomics / Demography

U.P.P.C.S. (Pre) 2018

Natural growth of population is the outcome of which of the following?

  • A. Crude Birth Rate
  • B. Crude Death Rate
  • C. Migration
  • D. Marriages
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