Food Chain and Food Web

The food web supports which statement?

• Organisms are independent from one another.

• Each organism has its own, unique food source.

• Matter cannot move from one organism to

  another.

• Matter can be recycled between organisms

  and their environment.

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Which of these organisms would receive energy from the snake?

• Plant

• Rabbit

• Mouse

• Hawk

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True or False. In this Food Web Pyramid the consumers on each level only get about 10 percent of energy that the plants have stored.

• True

• False

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What may happen if the snowshoe hare was removed from the food web pictured?

• The insects in the habitat would increase.

• The shrew population would decrease due to being only hawk food source.

• The willow tree population would decrease.

• Foxes would dies due to no food source. 

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In a food chain, what happens to energy as it moves from producers to consumers?

• It increases as it moves up the chain

• It stays the same throughout the chain

• It decreases as it moves up the chain

• It is only found in the producers

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In a food chain, what typically happens to energy as it moves up from producers to top predators?

• It increases.

• It remains constant.

• It decreases.

• It is recycled.

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Which of the following organisms is most likely to be at the top of a food chain?

• A grasshopper

• A wolf

• A tree

• A mushroom

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Look at the food web of a pond ecosystem.

Which food chain shows the correct flow of energy in the pond 

of the food web?

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What is a consumer in a food web?

• An organism that produces its own food

• An organism that eats other organisms

• An organism that decomposes dead matter

• An organism that absorbs sunlight

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In a food web, tertiary consumers are usually:

• Plants

• Herbivores

• Top predators

• Decomposers

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