Science 214 Rationalised: Waste Management Activity
10 Questions
0 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

How do chlorofluorocarbons (CFCs) affect the ozone layer?

  • They help in repairing the ozone layer.
  • They have no impact on the ozone layer.
  • They increase the thickness of the ozone layer.
  • They deplete the ozone layer by releasing chlorine atoms that break down ozone molecules. (correct)

    • What could be a potential consequence of using disposable plastic cups for serving beverages?

  • Reduced littering due to easy recycling of plastic cups.
  • Depletion of fertile top-soil due to excessive use of disposable plastic cups. (correct)
  • Enhanced soil fertility due to the decomposition of plastic cups.
  • Positive impact on hygiene compared to other cup materials.

    • Why are disposable paper cups considered more environmentally friendly than disposable plastic cups?

  • Plastic cups can easily decompose in landfill sites.
  • Paper cups do not contribute to soil fertility loss like plastic cups. (correct)
  • Paper cups result in soil degradation.
  • Plastic cups have a lower carbon footprint compared to paper cups.

    • In what way can individuals contribute to reducing waste disposal issues?

    <p>By minimizing the use of disposables and opting for reusable alternatives.</p> Signup and view all the answers

    What is the primary role of producers in an ecosystem?

    <p>To make energy from sunlight available to other parts of the ecosystem.</p> Signup and view all the answers

    How does ozone depletion affect an ecosystem?

    <p>It disrupts food chains and can harm living organisms.</p> Signup and view all the answers

    What are some hazardous materials that need to be managed during electronic waste disposal?

    <p>Harmful chemicals like mercury and lead</p> Signup and view all the answers

    Why is it important to regulate the disposal of electronic items?

    <p>'E-waste' can release toxins into the environment if not managed correctly.</p> Signup and view all the answers

    What is the potential impact of recycling plastics on the environment?

    <p>'Plastic recycling helps in reducing greenhouse gas emissions.'</p> Signup and view all the answers

    How does human activity contribute to ozone layer depletion?

    <p>By releasing chemicals like CFCs into the atmosphere</p> Signup and view all the answers

    More Like This

    Use Quizgecko on...
    Browser
    Open
    Browser
    Browser