Lesson 3: Social Behavior

Question 1

The organisms in a food chain are listed in order of trophic level from left to right.Based on the food chain, if a hawk acquires 50 calories of energy, how much energy did the grasshopper get from the plant?

Revolt · Accepted Answer

50,000 calories

Question 2

The diagram shows a food web.

Revolt · Accepted Answer

The entire food web would be affected.

Question 3

Which process is used by most producers to turn sunlight into food energy?

Revolt · Accepted Answer

photosynthesis

Question 4

Nida draws a diagram with insects, birds, and mice. She shows the mice eating grass; hawks, snakes, and toads eating the insects; and foxes, hawks, and snakes eating the birds and mice. The snakes are also eating the toads. Which best describes the diagram?

Revolt · Accepted Answer

food web

Question 5

Which represents the amount of potential food available at each trophic level?

Revolt · Accepted Answer

biomass pyramid

Question 6

Maggots get their energy by breaking down dead and decaying animals. What are maggots?

Revolt · Accepted Answer

decomposers

Question 7

Which organisms obtain energy from dead or decaying matter? Select two options. groundhogsdaisiesearthwormsbacteriahumansphytoplankton

Revolt · Accepted Answer

earthworms; bacteria

Question 8

The diagram shows a basic food chain.Which is the primary consumer?

Revolt · Accepted Answer

rabbit

Question 9

Which statement best contrasts food chains and food webs?

Revolt · Accepted Answer

Food chains show a single path of energy in an ecosystem, and food webs show all the overlapping food chains in that ecosystem.

Lesson 3: Social Behavior Answers

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