FOOD CHAINS 2

Which of the following is NOT a consumer

• grass
• dog
• shark
• fish

A frog eats a fly. The frog and fly are demonstrating ________.

• mutualism
• competition
• predator/prey
• parasitism

What can you infer from the fact that the disappearance of just one species can disrupt an entire food chain?

• Every food chain depends entirely on a single species

• Food chains are extremely fragile

• Food chains can regenerate on their own

• Food chains would not exist without humans

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What role do you play in the food web?

• Producer

• Consumer

• Decomposer

• Human

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How might a lack of sunlight disrupt the food web?

• It would cause consumers to consume less.

• It would prevent decomposers from decomposing matter

• It would prevent producers from producing nutrients.

• It would not disrupt the food web at all.

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Sheep are herbivorous. What can you infer from this?

• They are primary consumers.

• They are producers.

• They are secondary consumers.

• They are decomposers.

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A third-level consumer has to be which type?

• Carnivore.
• Decomposer.
• Producer.
• Herbivore.

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Where would a decomposer be in a food chain?

• at the beggining

• at the end

• between a producer and consumer

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After the sun, where does a food chain start?

• with animals that eat plants

• with plants that eat other animals

• with plants that make their own food

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A hawk needs to eat many mice and rabbits becasue

• there are lots of mice and rabbits in an ecosystem

• the hawk gets only part of the energy from animals it eats

• the hawk in a part of a large food web

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