Allied & ICAR Exam Bank • ALLIED_2429 MCQ • 2 Marks

Section 8: General Aptitude

Verbal Aptitude

Subtopic: Critical Reasoning

Question Statement:

Ecologist M: 'Large multipurpose dams provide clean, emission-free hydroelectric power and reliable irrigation storage that outweigh local ecological disruptions.' Ecologist N: 'The greenhouse gas emissions from rotting biomass in tropical reservoirs and the destruction of downstream river ecosystems make large dams an ecological disaster.' The core disagreement is:

Options:

  • (A) Whether the overall environmental and societal benefits of large multipurpose dams exceed their ecological costs.
  • (B) Whether dams store water.
  • (C) Whether rotting biomass generates greenhouse gases.
  • (D) Whether downstream ecosystems exist.

Answer Key:

A

Step-by-Step Solution & Explanation

The fundamental issue is the net balance of environmental benefits versus ecological costs of large multipurpose dams.
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