Exploring Food Chains and Webs

Which of the following is an example of a producer in a food chain?

• Fox

• Grass

• Ladybug

• Canary

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Why do some animals form groups?

• To compete for food

• To help members survive

• To avoid social interaction

• To increase competition

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In a particular habitat, which organism is most likely to survive well?

• An organism not adapted to the environment

• An organism with no predators

• An organism well adapted to the environment

• An organism that cannot find food

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What role do decomposers play in an ecosystem?

• They produce energy from sunlight

• They consume only plants

• They break down dead matter

• They are at the top of the food chain

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How does energy from the sun become part of an animal's food?

• Through the animal's direct absorption of sunlight

• Through the consumption of plants that have absorbed sunlight

• Through the animal's ability to photosynthesize

• Through the animal's consumption of water

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Which of the following is a consumer in a food chain?

• Grass

• Sunlight

• Fox

• Water

What is a food web?

• A single line of energy transfer

• A network of interconnected food chains

• A diagram showing only producers

• A list of all animals in an ecosystem

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What happens to energy as it moves up the trophic levels in a food web?

• It increases

• It remains constant

• It decreases

• It disappears completely

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

• Grass

• Rabbit

• Fox

• Ladybug

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What is the primary source of energy for producers in a food chain?

• Water

• Soil

• Sunlight

• Air

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