Materials Science and Modern Living
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Questions and Answers

What is the primary component of wastewater?

  • Soluble proteins
  • Water (correct)
  • Organic wastes
  • Drugs
  • Which of the following is NOT a type of organic waste found in wastewater?

  • Paper
  • Metals (correct)
  • Feces
  • Plant material
  • What is an example of a soluble protein that might be found in wastewater?

  • Cholesterol
  • Cellulose
  • Hemoglobin (correct)
  • Starch
  • What percentage of wastewater is made up of water?

    <p>&gt;95%</p> Signup and view all the answers

    Which of the following is a type of organic waste that is commonly found in wastewater?

    <p>Hairs</p> Signup and view all the answers

    Study Notes

    Human Contributions to Water Pollution

    • Composite wood, synthetic carpets, polymeric flooring, foam cushioning, plastic items, and scented cleaning agents contribute to water pollution.

    Natural Phenomena Affecting Water Quality

    • Volcanoes, storms, and earthquakes cause major changes in water quality.

    Biomagnification

    • Biomagnification is the process by which substances become more concentrated in the bodies of consumers as one moves up the food chain (trophic levels).

    Oil Pollution

    • Normal shipping activities release more oil over a period of years than is released by the occasional spill.

    Composition of Wastewater

    • Wastewater consists of:
      • >95% water
      • Organic wastes (including feces, hairs, food, paper, plant material, sugars, soluble proteins, and drugs)

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    Description

    This quiz explores the widespread use of composite materials, synthetic products, and polymeric items in daily life, including their applications and characteristics.

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