Human Health and the Environment

Which of the following statements is correct?

• Landfills solved pollution problems caused by waste disposal.

• Wastewater from cities no longer carries toxic chemicals into waterways.

• Laws regulating waste disposal have put an end to pollution problems caused by wastes.

• Much of the pollution in our environment is a byproduct of inadequate waste disposal.

Tags

NGSS.MS-ESS3-3

Which of the following substances is a heavy metal, pollutant that is associated with nerve damage?

• organophosphates

• PCBs

• lead

• hormones

Tags

NGSS.MS-LS1-5

People may be infected by ___________ when they improperly handle or consume contaminated meat.

• Salmonella

• malaria

• Dengue fever

• influenza

People in developing nations are more likely than people in developed nations to die from

• cancer

• diabetes

• heart disease

• environmental issues

Tags

NGSS.HS-LS2-7

Which of the following is an infectious disease that is spread through drinking water polluted by human feces?

• Dysentery

• Malaria

• Influenza

• Hanta virus

The environment is an important factor in the spread of cholera and dysentery because

• air can carry the pathogens.

• water provides a habitat in which the pathogens breed.

• the pathogens reproduce in soil.

• the disease is transmitted by mosquitoes.

Which of the following pollutants is used in agriculture and landscaping and might cause nerve damage, birth defects, and cancer in humans?

• particulate matter

• lead

• pesticides

• bacteria

Tags

NGSS.MS-LS2-4

NGSS.MS-PS1-3

Which of the following does not determine the toxic effect of a chemical?

• Dose

• Resistance

• Exposure

• Body size

Which of the following is a major contributor to air pollution that can lead to respiratory diseases in humans?

• Carbon dioxide

• Methane

• Sulfur dioxide

• Nitrogen

What is the primary way that heavy metals enter the human body from the environment?

• Inhalation of polluted air

• Consumption of contaminated water

• Direct skin contact

• Consumption of contaminated food