Pollution and Runoff

Point source pollution is much more difficult to track and clean up than nonpoint source pollution.

• True

• False

Tags

NGSS.MS-ESS3-3

To be considered a source of water pollution, the source must include a chemical.

• True

• False

Algal blooms, and the rapid proliferation of photosynthetic plankton can ultimately end up depleting all the oxygen from a body of water.

• True

• False

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

Surface runoff is an example of nonpoint source pollution.

• True

• False

Using a broom to clean sidewalks and driveways is a way to reduce water pollution.

• True

• False

Tags

NGSS.MS-ESS3-3

The principle difference between point source and nonpoint source water pollution is ___________________.

• whether the pollution is organic or inorganic

• the number of sources of pollution

• the amount of pollution

• whether it is from commercial or agricultural sources

Which of the following is not a cause of water pollution?

• jet fuel

• laundry soap

• ammonia

• none of the above

Which of the following is true concerning sources of water pollution?

• Mine wastes and heavy metals become water pollution through storm water runoff.

• Biodegradable materials like food, wood, and leaves are not considered pollution.

• Petroleum byproducts and fuels end up as pollution principally from oil spills.

• Pesticides and herbicides do not commonly become water pollutants.

Which of the following is the most serious effect of water pollution for humans?

• infectious diseases

• algal blooms

• toxic food chain effects

• low-oxygen water

The toxic effects of water pollution are generally _______________.

• immediate and long-lasting

• immediate and short-lived

• delayed and long-lasting

• delayed and short-lived

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1