Testwala logoTestwala
HomeMocksPracticePYQsDashboard
Testwala logoTestwala

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. Testwala is not affiliated with the Staff Selection Commission, IBPS, SBI, RBI, NABARD, SEBI or Indian Railways.

© 2026 Testwala. All rights reserved.

Built for aspirants, by aspirants.

HomeMocksPracticeStats
  1. Home
  2. ›
  3. PYQs
  4. ›
  5. UPPSC PCS
  6. ›
  7. 2021
  8. ›
  9. Q41

UPPSC PCS 2021 · Question 41 of 150

Given below are two statements, one is labelled as Assertion (A) and other as Reason (R): Assertion (A): Various components of an ecosystem are not interdependent. Reason (R): Human activities have the impacts on the environment.

Environment

  1. ABoth (A) and (R) are true and (R) is correct explanation of (A)
  2. BBoth (A) and (R) are true, but (R) is not correct explanation of (A)
  3. C(A) is true, but (R) is false
  4. D(A) is false, but (R) is trueCorrect

Answer: D. (A) is false, but (R) is true

Explanation

Ecosystem components are interdependent (A is false); human activities do impact the environment (R is true).

Source: https://www.drishtiias.com/images/pdf/UPPSC 2021 Prelims GS Paper -1.pdf

← Q40View full paper (150 questions)Q42 →

Practice the full UPPSC PCS 2021 paper

Timed test with all 150 questions, just like the real exam.

Start test