Ocean Acidification and Coral Bleaching Quiz
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Questions and Answers

Which factor contributes significantly to the acidification of oceans as mentioned in the text?

  • Excessive use of chemical fertilizers in agriculture
  • Natural volcanic activity
  • Industrial wastewater discharges
  • Increased carbon dioxide emissions from human activities (correct)
  • What is the main topic of the provided text?

  • Technological advancements in sustainable agriculture
  • Economic impact of renewable energy sources
  • Government policies for wildlife conservation
  • Global climate change effects on marine life (correct)
  • What is a potential consequence of coral bleaching?

  • Expansion of coral reef areas
  • Loss of habitat for marine species (correct)
  • Reduction in ocean water temperature
  • Increase in fish population
  • The intermixing of particles of two different types of matter on their own is called:

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

    When 20 g of salt is dissolved in 1000ml of water, there is no increase in volume. This observation indicates that:

    <p>particles of water have spaces between them into which salt particles fit.</p> Signup and view all the answers

    Which of the following can be categorized as colloid/s:

    <p>iii) blood</p> Signup and view all the answers

    The ions present in Al2O3 are:

    <p>Al3+ ; O2-</p> Signup and view all the answers

    Hydrogen and Oxygen present in the molecule of water in ratio by mass is:

    <p>2:1</p> Signup and view all the answers

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