Environment and Human Health

What percentage of commercial chemicals have been tested for toxicity?

• 10

• 30

• 50

• 90

Tags

NGSS.HS-ETS1-3

Pathogens can be spread by

• breathing contaminated air.

• drinking contaminated water

• secondary hosts.

• All of the above.

What is the difference between pollution from natural sources and pollution from human activities?

• Naturally occurring pollutants are less toxic.

• Pollution from human activities has not been researched.

• Pollution from human activities can be predicted and controlled.

• Naturally occurring pollutants are only hazardous in small dosages

Tags

NGSS.HS-LS2-7

_________________ is the vector that may spread disease such as malaria or Dengue infection.

• Rodents

• Mosquitoes

• Humans

• Water

Emitted from most manufactured building materials and furniture

• asbestos

• radon

• lead

• carbon monoxide

• formaldehyde

Tags

NGSS.MS-PS1-3

POPs means

• Persistent organic pollutants

• Perfect organic pollutants

• Proper inorganic chemicals

• Improper organic presents

Tags

NGSS.HS-LS2-7

Which of the following are characteristics of methylmercury?

• I only

• II only

• III only

• I and II only

• I and III only

Tags

NGSS.HS-LS4-5

Older buildings with old plumbing are at high risk for exposure to what?

• lead

• radon

• mercury

• arsenic

• methane

Emitted from most manufactured building materials and furniture

• Asbestos

• Radon

• Lead

• Formaldehyde

Composed of fibers known to cause lung disease

• asbestos

• radon

• lead

• carbon monoxide

• formaldehyde