Ocean Pollution

Which of the following statements is true?

• Humans do not throw trash into the oceans.

• Humans have thrown trash into the oceans for hundreds, if not thousands, of years.

• Humans started throwing trash in the ocean only a few years ago.

• Trash in the oceans is not harmful to plants, animals, or people.

Tags

NGSS.MS-ESS3-3

NGSS.MS-ESS3-4

NGSS.MS-LS2-4

Why is nonpoint-source pollution difficult to trace?

• It is easily identified.

• It comes from one specific source.

• It is less harmful than other kinds of pollution.

• It comes from many sources rather than one.

Tags

NGSS.MS-ESS3-3

How can people reduce nonpoint-source pollution?

• use boats only in the ocean

• dispose of used motor oil properly

• use more lawn fertilizer

• use more pesticides

Tags

NGSS.MS-ESS3-3

Which of the following statements is true about point-source pollution?

• It comes from unidentified sources.

• It comes from a specific source.

• It is harmful only to plants.

• It is not a problem today.

What harmful trash was washing up on beaches in the 1980s?

• vials of blood and needles

• seaweed

• mussel shells

• old newspapers

Tags

NGSS.MS-PS1-3

Why is plastic trash harmful to marine animals?

• Plastic trash breaks down too quickly.

• Animals get tangled in plastic trash and can strangle.

• Plastic trash is salty.

• Plastic trash floats and blocks sunlight.

Tags

NGSS.MS-LS2-4

What is sludge?

• bacteria

• a sewer drain

• the solid part of waste

• liquid and solid waste

Tags

NGSS.MS-LS2-3

What can happen if oil shipments are not handled properly?

• The price of oil will go down.

• The oil will spill into the ship that carries it.

• Airplanes will have to transport oil.

• The oil can spill into the ocean.

Tags

NGSS.MS-ESS3-3

Which of the following is an effect of an oil spill?

• Many plants and animals die.

• The fishing industry improves.

• Plant life increases.

• The oil cleans the beaches.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

How are oil tankers being built to prevent oil spills?

• They have rubber hulls.

• They have two hulls.

• They go much faster.

• They have reef bumpers.

Tags

NGSS.MS-ETS1-1

NGSS.MS-ETS1-2

NGSS.MS-ETS1-4