Environmental Science Quiz

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What is a definition of pollution?

A harmless substance introduced into nature

Natural occurrences that alter the environment

Organic materials that benefit ecological systems

Unwanted material that threatens human health and harms ecosystems (correct)

Which of the following best describes environmental control?

Strict regulations on industrial emissions

A financial assessment of natural resources

Only the management of waste disposal systems

Monitoring and assessing environmental conditions (correct)

What is the largest environmental cause of disease and premature death?

Chemical pollution

Pollution (correct)

Deforestation

Poverty

How does pollution relate to poverty?

It reduces access to essential services Signup and view all the answers

What are the economic costs of pollution primarily associated with?

Pollution-related diseases that extend over many years Signup and view all the answers

Which environmental phase does pollution NOT affect?

Temperature (HEAT) Signup and view all the answers

What is one of the key purposes of environmental monitoring?

To assess environmental conditions and trends Signup and view all the answers

Which type of pollution is NOT mentioned as being on the rise?

Oceanic thermal pollution Signup and view all the answers

What does soil quality assessment entail?

Identifying symptoms and making a provisional diagnosis Signup and view all the answers

What is environmental testing primarily concerned with?

Assessing contaminants and properties of the tested matrix Signup and view all the answers

Which phase is NOT part of the soil testing process?

Chemical composition analysis Signup and view all the answers

What is a minimum data set (MDS) used for in the context of soil quality?

To develop a soil quality index Signup and view all the answers

What is one challenge in establishing a relationship between environmental risk and element amount?

There are difficulties in quantifying environmental risks Signup and view all the answers

Which option describes a characteristic of integral analysis in environmental testing?

Leads to comprehensive but sometimes low-value results Signup and view all the answers

What is a primary focus when collecting soil samples for testing?

Recognizing the nature of the risk associated with the sample Signup and view all the answers

How is the method of analysis in soil testing initiated?

With a pretreatment procedure of the sample Signup and view all the answers

What technique is used for manual sampling in air quality monitoring?

Filtration Signup and view all the answers

What is the purpose of an APERED ELEMENT OSCILLATING MICROBALANCE (TEOM) in air quality monitoring?

To provide continuous monitoring Signup and view all the answers

Which of the following processes utilizes a catalyst to enhance combustion rates?

Thermal incineration Signup and view all the answers

What is a key factor that affects the adsorption process for VOC recovery?

Value of organic compounds Signup and view all the answers

What is critical for ensuring effective absorption in pollution control?

Gas-to-liquid contact and distribution Signup and view all the answers

Which process is NOT mentioned as a means to control VOC emissions?

Filtration Signup and view all the answers

What is a requirement for thermal incinerators to function efficiently?

Absence of excessive airflow Signup and view all the answers

Which method is suitable for preliminary air pollution control?

Condensation Signup and view all the answers

Which method is used for the determination of metals?

Inductively coupled plasma optical emission spectrometry (ICP-OES) Signup and view all the answers

What is commonly monitored to assess microbiological pollution?

Indicator bacteria Signup and view all the answers

Which type of organic compound analysis utilizes triple quadrupole mass spectrometry?

High molecular weight organic compounds Signup and view all the answers

What characterizes coliform bacteria as an indicator for water quality?

They are present in feces and respond to treatment processes. Signup and view all the answers

Which pathogens are described as having a high sensitivity to chemical disinfection?

Viruses Signup and view all the answers

Which analysis method is specific to cationic species detection?

Ionic chromatography Signup and view all the answers

What is a common method used to detect microbiological pathogens?

Immunological assays Signup and view all the answers

What is a primary source of microbiological pollution in water?

Human and animal waste Signup and view all the answers

What does PM10 refer to?

Particulate matter collected with a 50% cut-off at 10 μm Signup and view all the answers

Which of the following is NOT a source of PM10?

Cluster dust aggregation Signup and view all the answers

Which process allows gas molecules to form clusters?

Nucleation Signup and view all the answers

What is one key characteristic of cloud condensation nuclei (CCN)?

They grow to form fog and cloud droplets under supersaturation Signup and view all the answers

What type of precipitation is considered acid deposition?

Rain with naturally occurring acidity Signup and view all the answers

What is a primary method of air quality monitoring?

Manual monitoring using sampling bags Signup and view all the answers

What is a major advantage of long-path monitoring over conventional sampling techniques?

It is more representative of the area Signup and view all the answers

How is particulate matter primarily analyzed?

By assessing particle size and shape Signup and view all the answers

What is the key difference between HDPE and LDPE?

HDPE is made with an organometallic catalyst, while LDPE uses high pressure radical polymerization. Signup and view all the answers

Which of the following is NOT a factor that complicates the recycling of plastics?

Uncontrolled environmental degradation. Signup and view all the answers

What defines primary microplastics?

They are specifically produced in industrial settings. Signup and view all the answers

What is a common source of secondary microplastics?

Worn-out tires. Signup and view all the answers

Which of the following is a characteristic of fibers classified as microplastics?

They must be shorter than 15 mm with an aspect ratio of at least 3. Signup and view all the answers

How does microplastic generated by tires primarily spread in the environment?

It is carried by the wind. Signup and view all the answers

What happens to microplastic release when washing clothes repeatedly?

It reaches a plateau after several cycles. Signup and view all the answers

Which of the following materials is most associated with the generation of secondary microplastics?

Textiles. Signup and view all the answers