Unit 7 Quiz Review

Which of the following best describes pollution that comes from a specific identifiable source?

• physical pollution

• non-point source pollution

• point source pollution

• water pollution

The image below shows a layer of algae forming on a lake due to pollution. Which of the following statements best describes the most likely outcome if the algae continue to cover the lake?

• increased biodiversity from the growth of new aquatic plants

• decreased biodiversity due to less dissolved oxygen in the water from eutrophication

• there will be minimal effect on the lake ecosystem

• an increase in the acidity of the water

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Which of the following is an example of a chemical pollutant?

• sewage

• pesticide

• pollen

• litter

Tags

NGSS.MS-ESS3-3

Which of the following is an example of a primary air pollutant?

• sulfuric acid

• stratospheric ozone

• nitrogen dioxide

• tropospheric ozone

Which of the following is an example of an air pollution control device used to transform carbon monoxide that enters the atmosphere from vehicle emissions?

• catalytic converter

• electrostatic precipitator

• dry scrubber

• wet scrubber

Which of the following best describes the Clean Water Act?

• a law enacted to regulate the quality of drinking water to protect public health by setting standards for drinking water contaminants

• a federal agency of the U.S. government responsible for protecting human health and the environment

• a law aimed at controlling air pollution and improving air quality

• a law designed to protect and restore the quality of the nation's waters and regulate discharges of pollutants into surface waters