Polluting Agents and Wastewater Effluent Guidelines Quiz
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Questions and Answers

What does LOAEL stand for in the context of long term studies?

  • Lowest Observed Adverse Effect Level (correct)
  • Lowest Operational Adverse Effect Level
  • Lowest Organic Adverse Effect Level
  • Lowest Observable Adverse Effect Level

What percentage of global water is freshwater?

  • 3% (correct)
  • 97%
  • 13%
  • 0.4%

How many people are affected by water shortages today?

  • 4 billion
  • 2 billion (correct)
  • 1 billion
  • 3 billion

What percentage of natural disasters in the 1990s were water-related?

<p>80% (C)</p> Signup and view all the answers

How many river basins are shared by two or more nations?

<p>263 (B)</p> Signup and view all the answers

What will be the main driver of water resources management for the next 50 years according to the text?

<p>Increase in population from 6 billion to 9 billion (B)</p> Signup and view all the answers

What does IWRM stand for in the context of water resource management?

<p>Integrated Water Resource Management (B)</p> Signup and view all the answers

What is the primary consideration in integrated water management according to the text?

<p>Achieving sustainable development goals (D)</p> Signup and view all the answers

What percentage of natural freshwater sources are not accessible according to the text?

<p>87% (B)</p> Signup and view all the answers

How much human waste is deposited into water courses per day according to the text?

<p>2 million tonnes (D)</p> Signup and view all the answers

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