Ocean Acidification Exit Ticket

What is the common name for pteropods?

• Ocean moth

• Marine snail

• Sea butterfly

• Water beetle

Approximately how big are pteropods?

• The size of a small pea

• The size of a grain of sand

• The size of a rice grain

• The size of a chicken egg

What role do pteropods play in food webs?

• They are an important food source

• They decompose dead matter

• They are primary producers

• They regulate algae populations

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4

Which of the following is NOT mentioned as a predator of pteropods?

• Sharks

• Tiny krill

• Whales

• None of the above

What happened to pteropod shells in sea water with projected year 2100 pH and carbonate levels?

• They became stronger

• They changed color

• They slowly dissolved

• Nothing happened

Tags

NGSS.MS-LS2-4

After how many days did the pteropod shells start to dissolve in the experiment?

• 60 days

• 45 days

• 75 days

• 30 days

Tags

NGSS.MS-PS1-2

Where have researchers discovered severe levels of pteropod shell dissolution?

• The Pacific Ocean

• The Atlantic Ocean

• The Southern Ocean

• The Indian Ocean

What encircles Antarctica?

• The Arctic Ocean

• The Pacific Ocean

• The Atlantic Ocean

• The Southern Ocean

What is the significance of the year 2100 in the context of the text?

• It is when pteropods were discovered

• It is the projected year for certain pH and carbonate levels

• It is when the experiment was conducted

• It marks the extinction of pteropods

What is the primary concern regarding pteropods mentioned in the text?

• Rapid evolution

• Shell dissolution

• Overpopulation

• Migration patterns

Tags

NGSS.HS-LS2-7

NGSS.HS-LS4-5