Study Jams Aquatic Ecosystems

What is the place or condition in which a plant or animal lives?

• a habitat

• an ecosystem

• plankton

• freshwater

Which animal would you find in a freshwater ecosystem?

• a whale

• a shark

• an eel

• a frog

Which of the following is a saltwater ecosystem?

• swamp

• pond

• ocean

• bog

What is the difference between saltwater and freshwater ecosystems?

• Freshwater ecosystems don't have plants, and saltwater ecosystems do.

• Saltwater ecosystems have a lot of salt, and freshwater ecosystems don't.

• Animals can only live in one part of a saltwater ecosystem, but they can survive anywhere in a freshwater ecosystem.

• Freshwater ecosystems have three habitats, and saltwater ecosystems have one.

Tags

NGSS.MS-LS2-1

Which of the following is a characteristic of the tidal region in an ocean?

• It is dark and cold.

• It is the area where most sea creatures live.

• It is home to plankton, barnacles, and crabs

• It does not contain any saltwater.

What are the organisms that swim in the upper region of the open ocean?

• plankton

• bottom dwellers

• cattails

• nekton

Where do benthos live?

• in the open ocean lower region

• in freshwater

• in the tidal region

• in the open ocean upper region

Tags

NGSS.MS-LS2-3