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
What is the term used to describe the process of disposing of waste in a landfill?
-
Landfilling
-
Recycling
-
Composting
-
Incineration
A
Correct answer
Explanation
Landfilling is the process of disposing of waste in a designated area of land.
What is the term used to describe the process of converting waste into energy?
-
Incineration
-
Recycling
-
Composting
-
Landfilling
A
Correct answer
Explanation
Incineration is the process of burning waste to generate energy.
What is the process of capturing and storing carbon dioxide from the atmosphere called?
-
Carbon capture and storage
-
Carbon sequestration
-
Carbon offsetting
-
Carbon pricing
A
Correct answer
Explanation
Carbon capture and storage is the process of capturing and storing carbon dioxide from the atmosphere to prevent it from contributing to climate change.
What is the term used to describe the process of reducing the amount of waste produced by a building or system?
-
Waste reduction
-
Waste minimization
-
Waste prevention
-
All of the above
D
Correct answer
Explanation
All of the above are terms used to describe the process of reducing the amount of waste produced by a building or system.
What is the process of dissolving a nonprofit organization called?
-
Liquidation
-
Dissolution
-
Termination
-
Winding up
B
Correct answer
Explanation
The process of dissolving a nonprofit organization is called dissolution, which involves taking steps to wind up the organization's affairs and distribute its assets.
Which recycling technique involves breaking down waste materials into their constituent elements?
-
Mechanical Recycling
-
Chemical Recycling
-
Pyrolysis
-
Gasification
B
Correct answer
Explanation
Chemical recycling uses chemical processes to break down waste materials into their original components for reuse.
What is the term used to describe the process of removing pollutants from vehicle exhaust?
-
Emission Control
-
Exhaust Treatment
-
Catalytic Conversion
-
Tailpipe Treatment
A
Correct answer
Explanation
Emission Control is the general term used to describe the process of reducing or eliminating pollutants from vehicle exhaust.
What is the term used to describe the process of converting a conventional vehicle to run on an alternative fuel?
-
Retrofitting
-
Repowering
-
Electrification
-
Hybridization
A
Correct answer
Explanation
Retrofitting refers to the process of modifying a conventional vehicle to run on an alternative fuel.
What is the term used to describe the process of extinguishing a forest fire by removing or isolating the fuel source?
-
Fire Suppression
-
Fire Prevention
-
Fire Containment
-
Fuel Management
D
Correct answer
Explanation
Fuel management involves reducing or modifying the amount and type of combustible materials in a forest to minimize the risk and intensity of forest fires.
What is the process by which microorganisms convert organic matter into carbon dioxide, releasing energy in the form of ATP?
-
Photosynthesis
-
Cellular Respiration
-
Nitrogen Fixation
-
Denitrification
B
Correct answer
Explanation
Cellular respiration is the process by which microorganisms break down organic compounds, such as glucose, to produce energy in the form of ATP, releasing carbon dioxide as a byproduct.
What is the term used to describe the process by which microorganisms break down organic matter in the absence of oxygen?
-
Aerobic Respiration
-
Anaerobic Respiration
-
Fermentation
-
Photorespiration
B
Correct answer
Explanation
Anaerobic respiration is the process by which microorganisms obtain energy from organic compounds without the presence of oxygen, releasing various products such as methane, carbon dioxide, and hydrogen sulfide.
What is the term used to describe the process by which microorganisms convert organic matter into methane?
-
Methanogenesis
-
Nitrification
-
Denitrification
-
Sulfate Reduction
A
Correct answer
Explanation
Methanogenesis is the process by which certain microorganisms, known as methanogens, convert organic matter into methane, a potent greenhouse gas.
What is the term used to describe the process by which microorganisms convert organic matter into carbon dioxide and water?
-
Aerobic Respiration
-
Anaerobic Respiration
-
Fermentation
-
Photorespiration
A
Correct answer
Explanation
Aerobic respiration is the process by which microorganisms obtain energy from organic compounds in the presence of oxygen, releasing carbon dioxide and water as byproducts.
What is the term used to describe the process by which microorganisms convert organic matter into alcohol or organic acids?
-
Aerobic Respiration
-
Anaerobic Respiration
-
Fermentation
-
Photorespiration
C
Correct answer
Explanation
Fermentation is the process by which microorganisms convert organic compounds into alcohol or organic acids in the absence of oxygen.
What is the term used to describe the process by which microorganisms convert organic matter into hydrogen gas?
-
Methanogenesis
-
Nitrification
-
Denitrification
-
Hydrogen Production
D
Correct answer
Explanation
Hydrogen production is a microbial process by which certain microorganisms convert organic matter into hydrogen gas.