PYQPulse
HomeMocksPracticePYQsDashboard
PYQPulse

Timing-accurate mock tests and PYQs for SSC, Banking and Railway exams — so the real paper feels like a revision.

Exams

  • SSC exams
  • Banking exams
  • Railway exams
  • All exams

Practice

  • Practice questions
  • Mock test series
  • Sectional tests
  • Year-wise PYQs
  • Performance analytics

Company

  • About us
  • Help Centre
  • Pricing
  • Sign in

Legal

  • Privacy Policy
  • Terms of Service

Contact

  • hello@testwala.co.in
  • Telegram
  • +91 62816 87760

Practice interface modeled on the official exam pattern — not the official examination. PYQPulse is not affiliated with the Staff Selection Commission, IBPS, SBI, RBI, NABARD, SEBI or Indian Railways.

© 2026 PYQPulse. All rights reserved.

Built for aspirants, by aspirants.

HomeMocksPracticeStats
  1. Home
  2. ›
  3. PYQs
  4. ›
  5. JPSC
  6. ›
  7. 2023
  8. ›
  9. Q138

JPSC 2023 · Question 138 of 199

Which of the following is the major effect of water pollution?

Environment

  1. ALack of rain
  2. BAbundance of salt in water
  3. CLack of oxygen for aquatic lifeCorrect
  4. DInterruption in water cycle

Answer: C. Lack of oxygen for aquatic life

Explanation

Water pollution depletes dissolved oxygen, directly threatening aquatic life — its major effect.

Source: JPSC Combined Civil Services (PT) 2023 (Advt 01/2024), GS Paper-II (Jharkhand), Booklet Series-C; answers per official model answer key

← Q137View full paper (199 questions)Q139 →

Practice the full JPSC 2023 paper

Timed test with all 199 questions, just like the real exam.

Start test