Marine Science MIdterm

What is the biggest ecological benefit of coral reefs?

• Seafood

• Tourism

• Habitat

• Protection of the shoreline

What percentage of the ocean's sea animals live in coral reefs?

• 25%

• 50%

• 75%

• 35%

What is coral bleaching?

• When the coral turns white during spawning

• When the coral get sick and loses it color

• The zooxanthellae turns white

• When the coral expels the zooxanthellae because it is too hot and ides

Organisms that make their own food is called

• Producer

• Consumer

• Decomposers

Decomposers are important in the food chain because they

• Produce their own food using light from the sun

• Stop the flow of energy from one organism to another

• Break down dead organisms and recycle nutrients into the soil

• Are microscopic and other organisms cannot consume them

Coral reefs are found all over the ocean

• True

• False

We can prevent water pollution by

• Reduce the use of plastic

• Properly dispose of chemicals

• Clean up after your animals

• All of above

What is an apex predator

• The organism at the top of the food chain

• The organism at the bottom of the food chain

• The wild animal in the food chain

• The organism that can fly

What is transferred in a food chain

• water

• food

• energy

• air

What is the ultimate source of energy for a food chain

• primary producer

• sun

• primary consumer

• apex predator