Nanotechnology Applications in Environmental Remediations
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Questions and Answers

What is a characteristic of nanoparticles that makes them effective in adsorption and catalysis processes?

  • Low surface area
  • High reactivity
  • Low porosity
  • High surface area and reactivity (correct)
  • Which type of nanoparticles is used in groundwater treatment to neutralize and remove hazardous contaminants?

  • TiO2 nanoparticles
  • Silver nanoparticles
  • Carbon nanotubes
  • Nanoscale zero-valent iron (nZVI) and Fe3O4 nanoparticles (correct)
  • What is the primary benefit of using nanomaterials in oil spill cleanup?

  • They are inexpensive to produce
  • They can be reused multiple times
  • They have high porosity and surface area for efficient absorption (correct)
  • They are biodegradable
  • Which of the following is NOT a potential application of nanotechnology in environmental remediation?

    <p>Soil conservation</p> Signup and view all the answers

    What is the primary mechanism by which nanoparticles like graphene, TiO2, and silver remove radioactive contaminants from soil and water?

    <p>Adsorption and catalysis</p> Signup and view all the answers

    What is the benefit of using nanoscale materials in environmental remediation compared to traditional methods?

    <p>They have increased reactivity and permeability</p> Signup and view all the answers

    What is the primary function of nanoflares in the medical field?

    <p>Detecting specific RNA sequences within live cells</p> Signup and view all the answers

    Which type of nanoparticles has shown promise in drug delivery systems?

    <p>Gold nanoparticles</p> Signup and view all the answers

    What is the primary benefit of nanoencapsulation technology in the food industry?

    <p>Protection of food nutrients and improved delivery of functional ingredients</p> Signup and view all the answers

    What is the role of nanotechnology in the energy sector?

    <p>Production of efficient solar cells and batteries</p> Signup and view all the answers

    What is the contribution of nanotechnology to material science and engineering?

    <p>Production of stronger, lighter, and more durable materials</p> Signup and view all the answers

    In which domain does nanotechnology play a key role in enhancing the performance and efficiency of electronic systems?

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

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