Understanding Energy Flow in Ecosystems: Roles of Producers, Consumers, and Decomposers

Question 1

During the card sort, you grouped organisms into producers, consumers, and decomposers. Choose one organism from your food chain and explain how energy reaches it from the sun.

Question 2

When your group constructed the food chain, you labeled each organism's role. Explain what would happen to the energy flow in your food chain if all the decomposers were removed.

Question 3

In the food chains your class discussed, producers are always the starting point. Why do food chains begin with producers?

Accepted Answer

Producers capture energy from the sun and convert it into food.

Question 4

During the card sort, a mushroom was placed in the decomposer group. What is the role of decomposers in the energy flow of an ecosystem?

Accepted Answer

They break down dead organisms and return nutrients to the soil.

Question 5

In the food chain your group built, a grasshopper eats grass and a frog eats the grasshopper. What role does the grasshopper play?

Accepted Answer

Primary consumer

Question 6

As energy flows from one organism to the next in a food chain, what happens to the amount of available energy?

Accepted Answer

It decreases because some energy is lost at each level.

Question 7

A hawk eats a snake, which ate a mouse, which ate seeds. Based on the food chains you built in class, what is the hawk's role?

Accepted Answer

Secondary consumer

Understanding Energy Flow in Ecosystems: Roles of Producers, Consumers, and Decomposers

Short Answer Questions

Reflection

Multiple Choice

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