Marine Life Zones & Deep Ocean

Where does the energy for chemosynthesis come from?

• sunlight

• chemicals

• producers

• consumers

Deep sea animals use bioluminescence to:

• attract mates

• attract prey

• see

• all of these

Tags

NGSS.MS-LS2-2

There really are no differences between fish at the surface and fish in the deep ocean.

• True

• False

Tags

NGSS.MS-LS2-1

Which are adaptations deep ocean organisms have to cope with extreme pressure?

• A- Many fish have lost their swim bladder

• B- Unsaturated fats replace water in cells so they cannot be frozen and fractured

• C- Bioluminescence

• A & B only

• all of these

Tags

NGSS.MS-LS2-4

Where do deep ocean organisms get their nutrients?

• A- marine snow

• B- kelp

• C- chemosynthesis

• A & C only

• All of these

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

What light is filtered out at 500 feet?

• blue

• green

• red

• black

Tags

NGSS.MS-PS4-2

organisms that live on or in the bottom

• benthos
• neuston
• littoral
• heterotrophs

Scientists divide the ocean into zones.  Where do 90% of all sea creatures live?

• Sunlit zone
• Twilight zone
• Midnight Zone
• New moon zone

What does the light on an anglerfish do?

• Attracts prey
• Confuses predators
• Lets it see to find its way
• It goes on and off 

Some sea creatures use chemicals to produce light.  What is this called?

• Natural light
• Bioluminescense
• Chemical light
• Producing light

Tags

NGSS.MS-LS2-3

NGSS.MS-LS4-4