Date: .../08/2024
Duration: 3 HRS

INSTRUCTIONS: SHORT ANSWER QUESTIONS

ANSWER ANY TEN (10)

1. Define water quality and explain how water quality is measured. (10 marks)

2. Explain some problems associated with poor water quality and list some common sources of water pollution. (10 marks)

3. How can water pollution be prevented? Identify some common water treatment methods. (10 marks)

4. What is the role of government in water quality and pollution control? (10 marks)

5. How does water pollution affect human health? (10 marks)

6. What are the key methods for preventing water pollution? (10 marks)

7. What are the impacts of climate change on water safety? (10 marks)

8. What are some sustainable practices for water use? (10 marks)

9. How do governments monitor and enforce water quality standards? (10 marks)

10. Distinguish between physical water scarcity and economic water scarcity. (10 marks)

11. Why is water safety important? (10 marks)



Answer :

Final answer:

Water quality is crucial for human health and the environment. Preventing water pollution and ensuring water safety require effective management strategies. Government regulations and sustainable practices play key roles in maintaining water quality.


Explanation:

Water Quality and Pollution

  1. Water quality refers to the chemical, physical, and biological characteristics of water that determine its fitness for specific uses. It is measured by parameters such as pH, dissolved oxygen, turbidity, nutrients, and contaminants.
  2. Poor water quality can lead to health problems like diarrhea, and sources of water pollution include industrial discharge, agricultural runoff, and sewage.
  3. To prevent water pollution, strategies like proper waste disposal and implementing water treatment methods such as filtration and disinfection are crucial.
  4. Government plays a vital role in setting regulations, monitoring water quality, and enforcing pollution control laws to safeguard public health and the environment.
  5. Water pollution can affect human health through the spread of diseases, ingestion of pollutants, and exposure to contaminated water sources.
  6. Key methods for preventing water pollution include managing urban runoff, reducing plastic waste, and promoting sustainable agriculture practices.
  7. The impacts of climate change on water safety include altered precipitation patterns leading to droughts or floods, affecting water availability and quality.
  8. Sustainable practices for water use involve water conservation, reusing treated wastewater, and implementing green infrastructure solutions.
  9. Governments monitor and enforce water quality standards through regular testing, setting legal limits for pollutants, and issuing fines for non-compliance.
  10. Physical water scarcity refers to a lack of water resources in a region, while economic scarcity relates to the inability to afford clean water despite its availability.
  11. Water safety is essential to prevent diseases, protect ecosystems, and ensure a sustainable water supply for current and future generations.

Learn more about Water quality and pollution here:

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