Food Webs and Chains

Look carefully at the image. If energy is lost as it moves up the food chain, what trophic level has the most amount of energy?

• 1st level - producers

• 2nd level - primary consumers

• 3rd level - secondary consumers

• 4th level - tertiary consumers

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The arrows in a food chain or web represents what?

• They point to the organism that is being eaten.

• It shows how sunlight flows within an ecosystem.

• They show what direction the energy is moving between organisms. 

• They represent how water is transferred within a habitat.

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multiple food chains combined together are called

(a)  

• food webs

• food fusion

• meal mesh

• food chains

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What is this called?

• Food Web

• Food Chain

• Abiotic Factors

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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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This image shows a

a

food web

food chain

10% rule

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Which animal is not the top predator but, a predator to a mouse?

• hawk

• rabbit

• snake

• grass

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Producers get energy from ​ (a)   primary consumers eat ​ (b)   secondary consumers eat ​ (c)   tertiary consumers eat ​ (d)   ​ organisms that no one else eats are ​ (e)  

• the sun

• producers

• primary consumers

• secondary consumers

• top predators

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​ (a)   Eat primary consumers

• Secondary Consumers

• Tertiary Consumers

• Producers

• Primary Consumers