Ecology Energy Review (Food Webs, Pyramids)

What does a food web represent?

• All connections of energy flow throughout all organisms in a ecosystem.
• The specific ways that mutualism is carried out.
• A single pathway or energy flow between organisms. 
• How carnivores get their food. 

Tags

NGSS.MS-LS2-3

Which organism do the owl and the weasel compete for in the food web?

• Hawk
• Spider
• Grasshopper
• Shrew

Tags

NGSS.MS-LS2-2

Which of the following is a herbivore?

• cricket
• frog
• hawk
• shrew

Tags

NGSS.MS-LS2-3

How many carnivores are shown in this food web?

• 6
• 4
• 5
• 3

What might happen if you remove a primary consumer from the ecosystem?

• There would be more food for secondary consumers.
• The number of primary consumers would increase.
• The number of plants would increase.
• The number of secondary consumers would increase.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Which of the following would be the most likely effect, if there were a sudden increase in the cricket population?

• There would be a decrease in the small bird population.
• There would be a decrease in the grass/flowers population.
• There would be a decrease in the mice population.
• There would be an increase in the grass/flowers population.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-4

If the grasshopper were to be removed completely from the food web, what organism would be most affected?

• The squirrel
• The shrew
• The deer
• The rabbit

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-4

Which organism receives the least amount of energy from the producer?

• Owl
• Grasshopper
• Lilypad
• Mouse

Tags

NGSS.MS-LS2-3

Which level will contain plants?

• A
• B
• C
• D

Tags

NGSS.MS-LS2-3

Which level has the most energy available?

• producer
• primary consumer
• secondary consumer
• tertiary consumer

Tags

NGSS.MS-LS2-3