Ecosystems

All the living and nonliving things in an area make up a/an

• community.

• ecosystem.

• population.

• environment.

An organism that makes its own food is a/an

• producer.

• consumer.

• predator.

• prey.

Tags

NGSS.MS-LS2-3

An _____ is everything that surrounds and affects a living thing.

• ecosystem

• environment

• population

• community

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3

NGSS.MS-LS2-4

A ________ is all the members of one kind of plant or animal in a community.

• ecosystem

• environment

• population

• community

To avoid being eaten, a rabbit will run away from

• carnivores.

• scavengers.

• herbivores.

• producers.

Tags

NGSS.3-LS4-3

Without the Sun, which of Earth's organisms could no longer survive?

• producers only

• producers and consumers

• scavengers only

• nearly all organisms

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

What is the best choice for studying decomposers at work?

• a rotting log on the forest floor

• a live, healthy tree

• a robin that builds a nest in a tree

• cut wood at a lumber yard

Tags

NGSS.MS-LS2-3

Below is an example of a simple food chain.

Acorn → Squirrel → Fox → Mountain Lion 

What will most likely happen if squirrels are removed from the food chain?

• The fox will eat acorns
• The fox population will decrease
• The trees will produce fewer acorns.
• The mountain lion population will increase

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Taking into account the previous ecosystem some examples of its living things are

• Water and flies.

• Wood and rocks.

• Fish and frog.

• Sun and snail.

The correct picture that represents aquatic ecosystem is 

• 
• 
• 
• 

Tags

NGSS.MS-ESS2-4