7th Ecosystems test

_______ are consumers that eat only meat.

• Herbivore
• Omnivore
• Carnivore

________ are consumers that eat plants and meat.

• Herbivore
• Omnivore
• Carnivore

Field mice eat corn. Which would most likely happen if the field mouse population grew?

• There would be more corn to feed the field mice.
• There would be less corn due to the mice eating it.
• The habitat would get overpopulated because the mice woudl eat too much.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Which describes a decomposer?

• an organism that eats only plants
• an organism that makes its own food
• an organism that breaks down dead matter
• an organism that recieves energy from the sun

What are interconnected food chains called?

• consumers
• predators
• food web

Tags

NGSS.MS-LS2-3

What would most likely happen if an ecosystem no longer received sunlight?

• The number of herbivores would increase
• The number of plants would increase
• all organisms would adapt
• All living organisms would eventually die

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-1

NGSS.MS-LS2-3

NGSS.MS-LS2-4

All food chains_____________________

• have more consumers than producers
• produce and use same amount of energy
• begin with a producer
• are unhealthy 

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

How does energy enter an ecosystem? 

• sunlight
• soil 
• animals 
• invasive species 

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

How do consumers get their energy? 

• laying in the sun
• eating other organisms 
• providing food for other organisms
• surviving in an ecosystem 

Tags

NGSS.MS-LS2-3

What is the order of succession shown in this figure?

• A, B, C, D
• B, A, D, C
• C, D, A, B
• D, A, B, C

Tags

NGSS.MS-ESS1-4

NGSS.MS-ESS2-2