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Nanotechnology Applications in Environmental Remediations

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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?

Soil conservation 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?

Adsorption and catalysis Signup and view all the answers

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

They have increased reactivity and permeability Signup and view all the answers

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

Detecting specific RNA sequences within live cells Signup and view all the answers

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

Gold nanoparticles Signup and view all the answers

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

Protection of food nutrients and improved delivery of functional ingredients Signup and view all the answers

What is the role of nanotechnology in the energy sector?

Production of efficient solar cells and batteries Signup and view all the answers

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

Production of stronger, lighter, and more durable materials Signup and view all the answers

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

Electronics Signup and view all the answers