Sea Shells

In a more acidic ocean, the shells of organisms do not grow as easily.

• True

• False

Tags

NGSS.MS-LS1-5

How do slight increases in the acidity (change in pH) of seawater impact ocean organisms with shells?

• it strengthens their shells

• has no observable effect on

• it weakens their shells

• it mutates their shells

Tags

NGSS.HS-LS4-5

Which of the following was formed from crushed pieces of shells of ancient sea creatures?

• Coal

• Oil

• Natural Gas

• Limestone

What is the primary component of most sea shells?

• Calcium carbonate

• Silicon dioxide

• Sodium chloride

• Magnesium sulfate

Which process is responsible for the formation of sea shells?

• Photosynthesis

• Calcification

• Evaporation

• Erosion

How does ocean acidification affect sea shells?

• Strengthens them

• Has no effect

• Weakens them

• Makes them more colorful

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

What type of organisms typically produce sea shells?

• Mollusks

• Fish

• Corals

• Seaweeds

Which of the following is a common use of crushed sea shells?

• Fertilizer

• Fuel

• Plastic production

• Glass making

What is the scientific term for the study of shells?

• Conchology

• Ornithology

• Entomology

• Herpetology

Which mineral is most commonly found in sea shells?

• Quartz

• Calcite

• Gypsum

• Halite