7.1 - What are ecosystems?

Most of Earth is made up of which type of ecosystem ?

• desert

• freshwater

• grassland

• saltwater

How is this frog interacting with a part of its ecosystem?

• It is resting on a lily pad.

• It is part of a frog community.

• It is looking for an insect to eat.

• It is about to jump into the water.

Tags

NGSS.MS-LS2-1

What things are part of a population of elk?

• trees in the forest

• all the elk in the same area

• flies and other small insects

• nonliving things used by the elk

This bar graph shows the amount of rainfall each year in four kinds of forest ecosystems. Which type of forest gets the most rainfall?

• deciduous forest

• tropical rain forest

• coastal forest

• coniferous forest

Tags

NGSS.MS-LS2-1

What are three things that make up an ocean ecosystem?

• sand. coral, fish

• mice, grass, salt water

• fresh water, kelp, sharks

• salt water, whales, trees

This ecosystem contains salt water.

• ocean

• grassland

• rainforest

• desert

Bison and antelope roam this flat ecosystem.

• ocean

• desert

• grassland

• rainforest

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-2

The living and nonliving things that interact in the same area.

• ecosystem

• habitat

• population

• community

Tags

NGSS.MS-LS2-3

Where a plant or an animal lives .

• habitat

• community

• population

• pond

Cattails and water lilies live near or on this freshwater ecosystem.

• desert

• ocean

• grassland

• pond