Environmental Studies ยท Chemistry

Environmental and Chemical Processes

2,324 Questions

Environmental and chemical processes encompass waste management, pollution remediation, and biogas conversion. These questions evaluate your grasp of how organic and synthetic materials interact with ecosystems. Such topics regularly appear in general science and environmental studies papers.

Waste managementBiogas conversionPhytoremediationSoil washingPollution control

Environmental and Chemical Processes Questions

Multiple choice

What is the term used to describe the process by which air pollutants are removed from the atmosphere?

  1. Deposition

  2. Dispersion

  3. Dilution

  4. Advection
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Deposition is the process by which air pollutants are removed from the atmosphere and deposited onto surfaces such as the ground, water, or vegetation.

Multiple choice

The process of converting waste materials into new materials and objects is known as:

  1. Upcycling

  2. Downcycling

  3. Recycling

  4. Composting
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Recycling is the process of converting waste materials into new materials and objects.

Multiple choice

The process of breaking down organic matter into a nutrient-rich soil amendment is known as:

  1. Composting

  2. Recycling

  3. Incineration

  4. Landfilling
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Composting is the process of breaking down organic matter into a nutrient-rich soil amendment.

Multiple choice

What is the term used to describe the process of removing feathers from poultry carcasses?

  1. Plucking

  2. Scalding

  3. Evisceration

  4. Chilling
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Plucking is the process of removing feathers from poultry carcasses, typically done mechanically or manually.

Multiple choice

What is the process of removing harmful substances, such as dirt, pollutants, and biological growth, from the surface of an architectural element called?

  1. Conservation

  2. Restoration

  3. Cleaning

  4. Preservation
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Cleaning involves the careful removal of harmful substances from the surface of an architectural element to restore its original appearance and prevent further deterioration.

Multiple choice

What is the difference between recycling and composting?

  1. Recycling is the process of converting waste materials into new materials and objects.

  2. Composting is the process of converting organic waste materials into a nutrient-rich soil amendment.

  3. Recycling is the process of reducing the amount of waste produced.

  4. Composting is the process of reusing waste materials.
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Recycling is the process of converting waste materials into new materials and objects. Composting is the process of converting organic waste materials into a nutrient-rich soil amendment.

Multiple choice

What is the term used to describe the process of removing hazardous substances from contaminated soil or groundwater?

  1. Bioremediation.

  2. Incineration.

  3. Landfilling.

  4. Solidification/stabilization.
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Bioremediation is the process of using microorganisms to break down and remove hazardous substances from contaminated soil or groundwater.

Multiple choice

What is the term used to describe the process of converting hazardous waste into a less hazardous or non-hazardous form?

  1. Treatment.

  2. Disposal.

  3. Recycling.

  4. Incineration.
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Treatment is the process of converting hazardous waste into a less hazardous or non-hazardous form through chemical, physical, or biological processes.

Multiple choice

What is the term used to describe the process of disposing of hazardous waste in a landfill?

  1. Landfilling.

  2. Incineration.

  3. Recycling.

  4. Solidification/stabilization.
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Landfilling is the process of disposing of hazardous waste in a landfill, which is a specially designed and constructed facility for the disposal of waste.

Multiple choice

What is the term used to describe the process of reducing the amount of hazardous waste generated?

  1. Source reduction.

  2. Recycling.

  3. Treatment.

  4. Disposal.
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Source reduction is the process of reducing the amount of hazardous waste generated at the source, such as by using less hazardous materials or by changing production processes.

Multiple choice

What is the term used to describe the process of recycling hazardous waste?

  1. Recycling.

  2. Treatment.

  3. Disposal.

  4. Incineration.
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Recycling is the process of converting hazardous waste into new materials and objects.

Multiple choice

What is the term used to describe the process of incinerating hazardous waste?

  1. Incineration.

  2. Landfilling.

  3. Recycling.

  4. Solidification/stabilization.
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Incineration is the process of burning hazardous waste at high temperatures to destroy it.

Multiple choice

What is the term used to describe the process of solidifying or stabilizing hazardous waste?

  1. Solidification/stabilization.

  2. Incineration.

  3. Landfilling.

  4. Recycling.
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Solidification/stabilization is the process of converting hazardous waste into a solid or semi-solid form to reduce its mobility and toxicity.

Multiple choice

What is the process of breaking down organic matter into a nutrient-rich soil amendment called?

  1. Recycling

  2. Composting

  3. Landfilling

  4. Incineration
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Composting is the process of breaking down organic matter into a nutrient-rich soil amendment called compost. Compost can be used to improve the soil's structure, fertility, and moisture-holding capacity.

Multiple choice

What is the process of converting waste into energy called?

  1. Recycling

  2. Composting

  3. Landfilling

  4. Incineration
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Incineration is the process of converting waste into energy. Incinerators burn waste at high temperatures to produce steam, which can be used to generate electricity or heat homes and businesses.