Ecosystems

What is the term used to describe all living things in an ecosystem?

• Biotic Factors
• Abiotic Factors
• Environmental Factors
• Population

Tags

NGSS.MS-LS2-2

What is the term used to describe all non-living things in an ecosystem?

• Biotic Factors
• Abiotic Factors
• Environmental Factors
• Population

These are organisms that creates their own food such as plants and trees.

• Population
• Community
• Producers
• Consumers

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

All of the different populations that live in a specific area.

• ecosystem
• habitat
• ecology
• community

How has man influenced the carbon cycle and increased the amount of carbon in the atmosphere?

• burning oil

• burning coal

• cutting down trees

• all of the above

Tags

NGSS.MS-ESS3-4

What happens to the amount of available energy in the pyramid as it moves up through the different levels?

• it increases

• it decreases

• it remains the same

• it decreases, then increases

Tags

NGSS.MS-PS3-2

Look at the diagram of the food web. The arrows means “eaten by.”

What will happen if the number of snakes goes down?

• The owl will eat the grass

• The number of frogs will go down

• The hawk and owl will have less food

• The number of mice and grasshoppers will go up.

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4

NGSS.MS-LS2-1

All food chains begin with a ____________.

• primary consumer
• secondary consumer
• producers
• scavengers

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

An animal that eats other animals is a....

• carnivore
• omnivore
• herbivore
• decomposer

What is an ecosystem?

• A community of non-interacting organisms and their physical environment.

• A biological community of interacting organisms and their chemical environment.

• A biological community of interacting organisms and their physical environment.

• A community of non-interacting organisms and their chemical environment.

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4