Water Pollution Quiz #2

The US legislation that sets limits of pollutants to protect wildlife, recreation, and properties of surface water is the

• Superfund Act

• Safe Drinking Water Act

• Maximum Contaminant Level (MCL) Act

• Clean Water Act

• ?

Oxygen sag curves

• may occur during spring floods

• occur when oxygen demanding wastes are added to the water

• develop in fast flowing rivers

• May occur upstream from a sewage treatment plant

• ?

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-3

All of the following are a result of the Exxon Valdez oil tanker running aground off the coast of Alaska in 1989 except

• millions of gallons of crude oil spread over the ocean and shoreline

• thousands of animals were killed: some species have recovered, others have not

• the oil that contaminated the shoreline is now completely broken down

• all oil tankers in North America must have a double-hull design to resist leaking

• ?

Tags

NGSS.MS-LS2-4

Successful remediation of oil spills floating on the surface of the ocean from leaking oil tankers or offshore platforms includes which of the following?

I. Containment with a skimmer and vacuum up the oil

II. High pressure hot water

III. Chemical dispersants that aid in the breakdown of oil

• I and II

• II and III

• I and III

• I, II, and III

• ?

Tags

NGSS.MS-ETS1-3

The passage of water-pollution legislation is most likely to occur when

• a developing country is still in the process of industrialization and rapid population growth.

• a developed country has experienced industrialization and can afford the control measures demanded by its citizens.

• a developing country has not yet industrialized and water quality is still good.

• nonpoint source pollution outnumbers the point source pollution.

• ?

Tags

NGSS.MS-ESS3-4

Benthic invertebrates are an important indicator of water quality. What does the presence of only very tolerant species indicate?

• good water quality and high DO

• poor water quality and low DO

• good water quality and low DO

• poor water quality and high DO

• ?

Tags

NGSS.MS-LS2-4

Which does NOT contribute to poor water quality in developing countries?

• high population density

• rapid industrialization

• sewage treatment

• poverty

• ?

Tags

NGSS.MS-ESS3-4

Harmful algal blooms (HABs) are characterized by

• causing massive marine mammal and fish die off

• a "red tide" appearance

• releasing of harmful toxins into the water and air

• all of the above

• ?

Tags

NGSS.MS-LS2-4

In the northeastern United States, lakes located near agricultural fields likely experience high biological oxygen demand. What is the most likely cause?

• runoff

• bioaccumulation of pesticides

• irrigation of crops using ground water

• waste from livestock disposed in lakes

• ?

Tags

NGSS.MS-LS2-4

Wastewater from a sewage treatment plant is released at the start of the graph. What does this blue line most likely represent?

• BOD (biological oxygen demand)

• DO (dissolved oxygen)

• fecal coliform bacteria

• pH

• ?

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-1

NGSS.MS-LS2-4