Minimalist IAS

Test yourself

India: People and Economy

Class 12 · Geography

Ch 4 · Water Resources

Real UPSC Prelims questions from 2016–2026, linked to this book. Try each one first, then open the answer. 2026 answers follow UPSC's provisional answer key.

Prelims 2018 · Q82

With reference to agricultural soils, consider the following statements:

  1. 1.A high content of organic matter in soil drastically reduces its water holding capacity.
  2. 2.Soil does not play any role in the sulphur cycle.
  3. 3.Irrigation over a period of time can contribute to the salinization of some agricultural lands.

Which of the statements given above is/are correct?

  1. (a)1 and 2 only
  2. (b)3 only
  3. (c)1 and 3 only
  4. (d)1, 2 and 3
Show answer

UPSC's answer: (b)

NCERT answers it: Class 12 India: People and Economy, Ch 4 (Water Resources); Class 11 Fundamentals of Physical Geography, Ch 5 (Geomorphic Processes).

India: People and Economy (ch 4): intensive irrigation is raising soil salinity in Punjab, Haryana and western UP (3 true). Fundamentals of Physical Geography (ch 5): organic matter helps soil retain moisture (1 false). Only (b) has 3 without 1. So (b).

Hindi version: UPSC's official question paper (2018), question 82 ↗

Prelims 2023 · Q76

Consider the following statements:

Statement–I:

According to the United Nations' 'World Water Development Report, 2022', India extracts more than a quarter of the world's groundwater withdrawal each year.

Statement–II:

India needs to extract more than a quarter of the world's groundwater each year to satisfy the drinking water and sanitation needs of almost 18% of world's population living in its territory.

Which one of the following is correct in respect of the above statements?

  1. (a)Both Statement–I and Statement–II are correct and Statement–II is the correct explanation for Statement–I
  2. (b)Both Statement–I and Statement–II are correct and Statement–II is not the correct explanation for Statement–I
  3. (c)Statement–I is correct but Statement–II is incorrect
  4. (d)Statement–I is incorrect but Statement–II is correct
Show answer

UPSC's answer: (c)

NCERT answers it: Class 12 India: People and Economy, Ch 4 (Water Resources).

How to solve it with NCERT: Class 12 India: People and Economy, ch 4: agriculture uses 92% of India's groundwater, so India does not pump groundwater mainly for drinking and sanitation. Statement II is false. No option has both statements false, and the only option with II false is (c).

Hindi version: UPSC's official question paper (2023), question 76 ↗

← Back to the books

Spotted an error? Tell us — we fix it and record the change here.

NCERT textbooks are published by the National Council of Educational Research and Training (NCERT). Every file comes from NCERT's own website; a full book is joined into one PDF on the reader's device. Minimalist IAS does not store or edit any NCERT file.

Previous-year questions are from UPSC's question papers and answer keys (final keys; for 2026, the provisional key) published on upsc.gov.in.

Minimalist IAS is not affiliated with NCERT or UPSC. Books by other publishers are named for reference only.

NCERT can move or replace a file at any time. We re-check every link each month; if one breaks, tell us.