Water Ecosystems

Which water ecosystem contains most of the world's water?

• estuary

• oceans

• running water ecosystem

• standing water ecosystem

What type of water is the ocean made up of?

• fresh

• sugar

• salt

• polluted

The shallowest part of the ocean ecosystem is the ______________.

• intertidal zone

• abyssal zone

• neritic zone

• bathyal zone

Which freshwater ecosystem get a fresh supply of water every day?

• lakes

• ponds

• oceans

• rivers

Tags

NGSS.MS-ESS2-4

Why are lakes and rivers more sensitive to pollution that the oceans?

• because more people use the lakes and rivers

• because people litter in the rivers and lakes all of the time

• because lakes and rivers are smaller

• because oceans are smaller than rivers

Which organism is a nekton?

• whales, turtles, and sharks

• sea stars, plankton, lobsters

• crabs, tube worms, algae

• rays, crabs, diatoms

Which of the following helps to clean the environment?

• neritic zone

• benthos

• plankton

• estuary

Tags

NGSS.MS-LS2-5

In an ocean ecosystem, which zone is home to the most producers?

• intertidal zone

• nertitic zone

• bathyal zone

• abyssal zone

Tags

NGSS.MS-LS1-6

What helps the neritic zone organisms survive?

• the consumer

• the salt water

• the fresh water

• the sunlight

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

Which of the following describes the zones of standing water ?

• shallow water, open water, and the bottom

• neritic zone, bathyal zone, abyssal zone

• intertidal zone, neritic zone, bathyal zone

• shallow water, neritic zone, and marshes