Environmental Studies ยท Chemistry
Environmental and Chemical Processes
2,261 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 by which marine organisms release carbon dioxide into the atmosphere?
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Ocean Acidification
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Carbon Sequestration
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Ocean Alkalinity
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Ocean Carbon Cycle
D
Correct answer
Explanation
The Ocean Carbon Cycle includes the process of respiration, where marine organisms release carbon dioxide as a byproduct of cellular metabolism.
What is the term used to describe the process of reducing or eliminating the introduction of pollutants into the environment?
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Pollution prevention
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Pollution control
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Pollution remediation
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Pollution monitoring
A
Correct answer
Explanation
Pollution prevention involves measures taken to reduce or eliminate the introduction of pollutants into the environment, often at the source.
What is the term used to describe the process of reducing the amount of waste produced and promoting the reuse and recycling of materials?
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Waste reduction
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Waste management
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Waste disposal
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Waste recycling
A
Correct answer
Explanation
Waste reduction involves reducing the amount of waste produced and promoting the reuse and recycling of materials, often through practices such as composting, reducing packaging, and buying products with less packaging.
What is the process of removing waste rock from a mine called?
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Overburden Removal
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Stripping
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Quarrying
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All of the above
D
Correct answer
Explanation
Overburden removal, stripping, and quarrying are all processes of removing waste rock from a mine.
What is the process by which pollutants are removed from the soil?
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Bioremediation
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Phytoremediation
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Chemical remediation
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All of the above
D
Correct answer
Explanation
Bioremediation, phytoremediation, and chemical remediation are all processes by which pollutants are removed from the soil.
Which of the following is an example of bioremediation?
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Using bacteria to break down pollutants
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Using plants to absorb pollutants
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Using chemicals to neutralize pollutants
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None of the above
A
Correct answer
Explanation
Bioremediation is the process of using living organisms to break down pollutants. An example of bioremediation is using bacteria to break down pollutants in soil.
What is the term for the process of breaking down organic waste into a nutrient-rich soil amendment?
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Landfilling
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Incineration
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Recycling
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Composting
D
Correct answer
Explanation
Composting is the process of breaking down organic waste into a nutrient-rich soil amendment.
What is the term for the process of converting waste into energy?
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Landfilling
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Incineration
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Recycling
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Composting
B
Correct answer
Explanation
Incineration is the process of converting waste into energy.
What is the term for the process of reducing the amount of waste generated?
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Waste reduction
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Waste disposal
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Waste recovery
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Waste treatment
A
Correct answer
Explanation
Waste reduction is the process of reducing the amount of waste generated.
What is the term for the process of recovering valuable materials from waste?
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Waste reduction
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Waste disposal
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Waste recovery
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Waste treatment
C
Correct answer
Explanation
Waste recovery is the process of recovering valuable materials from waste.
What is the term for the process of treating waste to make it less harmful to the environment?
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Waste reduction
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Waste disposal
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Waste recovery
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Waste treatment
D
Correct answer
Explanation
Waste treatment is the process of treating waste to make it less harmful to the environment.
What is the term for the process of disposing of waste in a way that minimizes environmental impact?
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Waste reduction
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Waste disposal
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Waste recovery
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Waste treatment
B
Correct answer
Explanation
Waste disposal is the process of disposing of waste in a way that minimizes environmental impact.
What is the term for the process of managing waste in a way that is sustainable over the long term?
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Waste reduction
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Waste disposal
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Waste recovery
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Sustainable waste management
D
Correct answer
Explanation
Sustainable waste management is the process of managing waste in a way that is sustainable over the long term.
What is the term used to describe the process of reducing the radioactivity of nuclear waste?
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Nuclear Decay
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Radioactive Decay
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Nuclear Transmutation
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Radioactive Waste Treatment
D
Correct answer
Explanation
Radioactive waste treatment involves various processes, such as solidification, vitrification, and ion exchange, to reduce the volume and radioactivity of nuclear waste.
What is the term used to describe the process by which the ocean absorbs and releases carbon dioxide?
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Ocean Acidification
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Ocean Carbon Cycle
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Ocean Oxygen Cycle
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Ocean Nitrogen Cycle
B
Correct answer
Explanation
The Ocean Carbon Cycle refers to the process by which the ocean absorbs carbon dioxide from the atmosphere, stores it in various forms, and releases it back into the atmosphere through various mechanisms.