Unit 8 APES

Which of the following river conditions would yield the highest dissolved oxygen content?

• Fast-moving cold water, large amounts of submerged vegetative biomass

• Stagnant, warm water with large clumps of algae

• Slow- moving warm waters, low amounts of submerged vegetative biomass

• Warm water with little vegetative biomass

Tags

NGSS.MS-LS2-4

Increased use of inorganic (lab-made) fertilizers on crops contributes to:

• Hypoxia in the Gulf of Mexico

• Increase in storm severity in southeastern U.S.

• Water shortages in California

• Saltwater intrusion on the East Coast.

Tags

NGSS.MS-LS2-4

What is the danger in eating large fish like tuna and shark?

• They may be invasive species.

• If abundant, they may lead to a crash in other species.

• If they are high on the food chain they may contain high levels of mercury or POP's like PCB's

• They may contain too many nutrients from fertilizers.

Tags

NGSS.HS-LS2-7

Amount of a toxic material per unit of body weight of test animals that kills half the test population in a certain time

• risk assessment

• risk management

• LD50

• LD60

E-waste is harmful because:

• It leaches heavy metals such as lead

• Is highly reactive

• Is a well known teratogen

• Cannot be recycled

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-3

Law that require sites that have massive cleanup due to hazardous waste contamination callled ____ and being managed by ____.

• Toxic waste clean up act, Environmental Protection Agency

• Clean air act , state governors

• Clean water act, Federal Emergency Waste Management

• CERCLA (Superfund), Environmental Protection Agency

Tags

NGSS.HS-ETS1-3

Which type of soil would be used for the liner of a landfill?

• soil high in gravel

• soil high in sand

• soil high in clay

• soil high in silt

Given the following waste management options, which is the optimal choice?

• Depositing waste in a landfill

• incineration of waste

• depositing waste in an open pit in the ground

• production of less waste material

• hazardous waste treatment

Tags

NGSS.MS-ESS3-3

NGSS.MS-ESS3-4

NGSS.MS-ETS1-1

Which of the following best identifies the reason that chlorofluorocarbons (CFCs) were banned in 1996 by the Montreal Protocol?

• CFCs increased acid deposition in northern latitudes.

• CFCs increased the rates of cancer in workers in mining operations.

• CFCs led to a spike in the number of respiratory illnesses diagnosed in children.

• CFCs led to the destruction of stratospheric ozone.

Oil, Grease and toxic chemicals from the roadways runoff into a nearby lake

• Point Source Pollution

• Nonpoint Source Pollution