Pollution Biology Quiz

What is pollution primarily defined as?

• The natural degradation of materials

• The introduction of harmful substances into the environment

• The removal of waste from ecosystems

• The introduction of beneficial substances into the environment

Which of the following is NOT a type of pollutant mentioned?

• Microplastics

• Organic fertilizers

• Pesticides

• Heavy metals

What does ecotoxicology study?

• The history of environmental laws

• The economic impact of pollution

• The effects of toxic chemicals on biological organisms

• The physical properties of pollutants

Which act was amended in 2024 regarding environmental quality?

• Pollution Control Act

• Waste Management Act

• Environmental Quality (Amendment) Act 2024

• Environmental Protection Act

What was the volume of hazardous waste generated in Malaysia in 1987?

• 200,000 tons

• 800,000 tons

• 400,000 tons

• 600,000 tons

Which sector was identified as the first generator of toxic and hazardous waste in Malaysia?

• Manufacturing sector

• Construction sector

• Agricultural sector

• Service sector

What was the highest volume of hazardous waste generated in Malaysia in 2008?

• Dross/Slag/Clinker/Ash

• Gypsum

• Pesticides

• Plastics

Which country disposed of 54 million tons of hazardous waste in 2021?

• Canada

• China

• Malaysia

• Norway

What is the primary focus of risk assessments in ecotoxicology?

• Economic impacts of pollution

• Bioaccumulation and biomagnification data

• Waste management strategies

• Public health concerns

Which of the following is a major class of emerging contaminants?

• Organic waste

• Radioactive materials

• Pharmaceuticals

• Heavy metals