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 by which organisms break down organic matter into simpler substances?

  1. Photosynthesis

  2. Cellular respiration

  3. Fermentation

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

Decomposition is the process by which organisms break down organic matter into simpler substances.

Multiple choice

What is the process by which nutrients are recycled from dead organisms back into the environment?

  1. Photosynthesis

  2. Cellular respiration

  3. Fermentation

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

Nutrient cycling is the process by which nutrients are recycled from dead organisms back into the environment.

Multiple choice

What is the term for the process by which nutrients are lost from an ecosystem?

  1. Nutrient leaching

  2. Nutrient runoff

  3. Nutrient volatilization

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

Nutrient leaching, nutrient runoff, and nutrient volatilization are all processes by which nutrients are lost from an ecosystem.

Multiple choice

What is the term for the process by which nutrients are added to an ecosystem?

  1. Nutrient fixation

  2. Nutrient deposition

  3. Nutrient weathering

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

Nutrient fixation, nutrient deposition, and nutrient weathering are all processes by which nutrients are added to an ecosystem.

Multiple choice

What is the term for the process of converting harmful pollutants into less toxic or non-toxic substances?

  1. Bioremediation

  2. Phytoremediation

  3. Detoxification

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

Bioremediation involves using microorganisms or plants to break down and remove contaminants from the environment.

Multiple choice

What is the term used to describe the process of plastic breaking down into smaller pieces in the environment?

  1. Plastic degradation

  2. Plastic fragmentation

  3. Plastic weathering

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

Plastic degradation, fragmentation, and weathering are all terms used to describe the process of plastic breaking down into smaller pieces in the environment.

Multiple choice

What is the term used to describe the process of reducing the amount of waste produced by a society?

  1. Recycling

  2. Composting

  3. Waste reduction

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

Waste reduction refers to strategies and practices aimed at reducing the amount of waste generated by a society.

Multiple choice

What is the term used to describe the process of reducing the amount of waste produced by a society?

  1. Waste reduction.

  2. Waste management.

  3. Recycling.

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

Waste reduction refers to the process of reducing the amount of waste produced by a society, including reducing the use of disposable products, reusing items, and recycling materials.

Multiple choice

What is the term for the process by which organic material is converted into a fossil?

  1. Fossilization

  2. Mineralization

  3. Petrification

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

Diagenesis is the process by which organic material is converted into a fossil through a series of chemical and physical changes.

Multiple choice

What is the term used to describe the process by which carbon dioxide is removed from the atmosphere and stored in plants and soil?

  1. Carbon sequestration

  2. Carbon capture

  3. Carbon storage

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

Carbon sequestration is the process by which carbon dioxide is removed from the atmosphere and stored in plants and soil, helping to mitigate climate change.

Multiple choice

What is the process by which oil is broken down in the marine environment?

  1. Biodegradation

  2. Photolysis

  3. Evaporation

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

Oil is broken down in the marine environment through a combination of biodegradation, photolysis, and evaporation.

Multiple choice

What is the name of the process by which oil is absorbed by a material?

  1. Sorption

  2. Adsorption

  3. Absorption

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

Sorption is the process by which oil is absorbed by a material, such as a sorbent, gel, or solidifier.

Multiple choice

What is the name of the process by which oil is released from a material?

  1. Desorption

  2. Elution

  3. Extraction

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

Desorption is the process by which oil is released from a material, such as a sorbent, gel, or solidifier.

Multiple choice

What is the term for the process of using microorganisms to break down and remove pollutants from the environment?

  1. Bioremediation

  2. Phytoremediation

  3. Mycoremediation

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

Bioremediation is the process of using microorganisms to break down and remove pollutants from the environment.

Multiple choice

What is the term for the process of reducing the amount of waste produced?

  1. Recycling

  2. Composting

  3. Landfilling

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

Recycling is the process of reducing the amount of waste produced by reusing materials that would otherwise be discarded.