Ecology: Food Chains, Food Webs, Energy Pyramids

What is a producer?

• an organism that gets energy from eating other organisms
• an organism that uses sunlight to make its own food

• an organism that gets energy from eating dead organisms, non-living material or waste
• an organism that uses chemical energy to make its own food

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A community of living and nonliving things in their natural environment makes up a ???

• food web
• ecosystem
• food chain
• population
• biotic factors

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What is a herbivore?

• an animal that gets energy from eating other animals
• an organism that gets energy from eating only plants
• an animal that gets energy by eating both plants and other animals
• an animal that eats only herbs

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An organism that gets energy from eating other organisms is a ______________.

• producer
• consumer
• decomposer
• prey

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An organism that gets energy from breaking down dead organisms, non-living material or waste is a(an) ___________.

• producer
• consumer
• decomposer
• autotroph

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What is a carnivore?

• an animal that gets energy by eating other animals
• An animal that gets energy by eating only plants
• an animal that gets energy by eating both plants and animals
• an animal that makes its own energy through photosynthesis

A connection of food chains with many food energy paths in an ecosystem is a ____________.

• ecosystem
• food web
• environment
• population

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Which of the following is NOT a consumer?

• apple tree

• dog
• shark
• fish
• mushroom

Which of the following is a herbivore?

• cricket
• frog
• hawk
• shrew
• cattail

Ultimately, from where do all life forms get their energy?

• Oxygen

• Water
• Plants
• The Sun
• Soil

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