Environmental Toxicity and Toxicology Quiz

What is the study of how natural or man-made poison causes undesirable effects in living organisms called?

• Chemistry

• Ecology

• Toxicology

• Biology

Which of the following is a factor that affects toxicity?

• Temperature

• Time of day

• Dose

• Color of the chemical

What type of exposure occurs over a very short period of time, usually 24 hours?

• Subacute exposure

• Acute exposure

• Long-term exposure

• Chronic exposure

Which of the following pollutants is classified as a toxic organic pollutant?

• Lead

• Carbon monoxide

• Hydrogen fluoride

• Benzene

What is the primary effect of inhaling high levels of benzene?

• Skin irritation

• Narcotic effect on the central nervous system

• Nausea

• Respiratory failure

Which chemical is known to cause damage to bone marrow?

• Hydrogen fluoride

• Carbon monoxide

• Benzene

• Toluene

What is the main health effect associated with carbon monoxide exposure at 100 ppm?

• Dizziness

• Skin irritation

• Nausea

• Fatigue

Which of the following is a common source of mercury exposure?

• Food contamination

• Occupational sources

• All of the above

• Inhalation of air

What is the primary target of lead toxicity in children?

• Lungs

• Nervous system

• Liver

• Kidneys

Which of the following is a symptom of arsenic poisoning?

• Fluid accumulation

• Burning esophageal pain

• Headache

• Skin redness