Aquatic Ecosystems

Which zone in this pond would be classified as benthic?

• A

• B

• C

Tags

NGSS.MS-LS2-3

Which zone in this pond would be classified as limnetic

• A

• B

• C

Tags

NGSS.MS-LS2-3

Which zone in this pond would be classified as littoral?

• A

• B

• C

Tags

NGSS.MS-LS2-3

Of the three zones in the pond shown, which would you expect to see little or no photosynthesis, and a greater population of decomposers?

• A

• B

• C

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

Which zone in the pond would you expect the greatest amount of biological diversity?

• A

• B

• C

Tags

NGSS.MS-LS2-1

Which ecosystem has no photosynthesis, with organisms relying instead on decomposing matter called “marine snow”?

• Coastal zone.

• Benthic zone.

• Open ocean.

• Tidal zone.

Driving home, you pass through a warmer area with a lot of farm land. You notice a pond near the road that is thick with coating of green algae. This is a ______________ pond.

• Oligotrophic

• Eutrophic

• Mesotrophic

Tags

NGSS.MS-LS1-6

Which ecosystem is sometimes referred to as a “marine desert,” due to its lack of life?

• Coastal zone

• Benthic zone

• Open ocean

• Tidal zone

Where would you expect to find a bioluminescent organism?

• In the aphotic or benthic zone of the ocean

• In the photic zone of the ocean

• In the disphotic zone of the ocean

Of the three types of inland freshwater wetlands, which one would you expect to find no trees, and a normal pH level?

• Swamp

• Marsh

• Bog

• All of these