Toxic Organic Compounds

What does the abbreviation PAH stand for?

• Polyalkyl hydrocarbons

• Polycyclic aromatic hydrocarbons

• Phosphoric acid hydrocarbons

• Hydrocarbons activated by peroxide

Which pollutant is a typical representative of PAH?

• Bisphenol A

• Atrazine

• Benzo[a]pyrene

• DDT

What is the main health hazard associated with Benzo[a]pyrene (BaP)?

• Liver dysfunction

• Endocrine disorders

• Neurotoxicity

• Carcinogenicity

Which group of pollutants includes PFOS and PFOA?

• PCB

• Microplastics

• PFAS

• PAH

What is the main source of dioxins in the environment?

• Agriculture

• Cosmetic products

• Burning waste and industrial processes

• Road traffic

What is a typical characteristic of POPs (persistent organic pollutants)?

• High volatility only

• Rapid degradation in the environment

• Persistent, bioaccumulative, and toxic

• Only in tropical climates

Which of the following compounds is an endocrine disruptor?

• Benzene

• Phthalate

• Toluene

• Lead

What is the environmental concern associated with microplastics?

• Radioactivity

• High reactivity with oxygen

• Long-term accumulation and consumption by organisms

• Causing ocean acidification

What makes PCBs dangerous even though they were banned decades ago?

• They are flammable

• They biodegrade quickly

• They persist in the environment and bioaccumulate

• They are used in pharmaceuticals

Which of the chemicals was historically used as a pesticide but is now banned in most countries?

• Atrazine

• Paraquat

• Glyphosate

• DDT