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 process of extracting natural gas from underground reservoirs called?

  1. Mining

  2. Drilling

  3. Fracking

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

Natural gas is typically extracted from underground reservoirs by drilling wells.

Multiple choice

What is the process of converting fossil fuels into electricity called?

  1. Gasification

  2. Liquefaction

  3. Pyrolysis

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

Fossil fuels are typically burned in power plants to generate electricity through the process of combustion.

Multiple choice

What is the term used to describe the movement of hazardous waste through the environment?

  1. Migration

  2. Transport

  3. Diffusion

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

Migration is the term used to describe the movement of hazardous waste through the environment, including through soil, water, and air.

Multiple choice

What is the term used to describe the process of breaking down hazardous waste into less harmful substances using microorganisms?

  1. Landfilling

  2. Incineration

  3. Recycling

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

Bioremediation is a hazardous waste treatment technology that involves the use of microorganisms to break down hazardous waste into less harmful substances.

Multiple choice

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

  1. Landfilling

  2. Incineration

  3. Recycling

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

Remediation is the process of removing hazardous contaminants from soil or groundwater, often involving various treatment technologies to restore the environment to a safe condition.

Multiple choice

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

  1. Landfilling

  2. Incineration

  3. Recycling

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

Treatment is the process of converting hazardous waste into a less hazardous or non-hazardous form, often involving various technologies to reduce the toxicity, mobility, or volume of the waste.

Multiple choice

What is the term used to describe the process by which plants absorb and remove pollutants from water?

  1. Phytoremediation

  2. Bioremediation

  3. Remediation

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

Phytoremediation is the process by which plants absorb and remove pollutants from water and soil. Plants can accumulate pollutants in their tissues or break them down into harmless substances.

Multiple choice

What is the term used to describe the process of cleaning up and restoring a hazardous waste site to a safe and usable condition?

  1. Remediation

  2. Restoration

  3. Reclamation

  4. All of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Remediation, restoration, and reclamation are all terms used to describe the process of cleaning up and restoring a hazardous waste site to a safe and usable condition. These processes involve various techniques to remove or treat hazardous substances, restore the natural environment, and make the site suitable for future use.

Multiple choice

What is the term for the process of removing pollutants from the air?

  1. Air purification

  2. Air filtration

  3. Air conditioning

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

Air purification is the process of removing pollutants from the air, typically using a filter or other device.

Multiple choice

What is the term for the process of reducing the amount of pollutants released into the air?

  1. Air pollution control

  2. Air pollution prevention

  3. Air pollution mitigation

  4. All of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Air pollution control, prevention, and mitigation are all terms used to describe the process of reducing the amount of pollutants released into the air.

Multiple choice

What is the process of extracting oil and gas from underground reservoirs called?

  1. Fracking

  2. Drilling

  3. Mining
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Drilling is the process of boring a hole into the earth's crust to extract oil and gas from underground reservoirs.

Multiple choice

What is the term used to describe the process of converting coal into a gas?

  1. Gasification

  2. Liquefaction

  3. Pyrolysis
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Gasification is the process of converting coal into a gas by heating it in the presence of oxygen or steam.

Multiple choice

What is the term used to describe the process of converting natural gas into a liquid?

  1. Gasification

  2. Liquefaction

  3. Pyrolysis
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Liquefaction is the process of converting natural gas into a liquid by cooling it to very low temperatures.

Multiple choice

What is the term used to describe the process of extracting oil from tar sands?

  1. Fracking

  2. Drilling

  3. Mining
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Mining is the process of extracting oil from tar sands by removing the overburden and excavating the tar sands.

Multiple choice

What is the term used to describe the process of converting coal into a liquid?

  1. Gasification

  2. Liquefaction

  3. Pyrolysis
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Liquefaction is the process of converting coal into a liquid by heating it in the presence of hydrogen.