Transfer of Energy - Food Chains

Where does the energy in food come from?

• The Moon

• The Sun

• Electricity

• The ocean

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According to the Law of Conservation, energy can be:

• Created

• Destroyed

• Transferred or transformed

• Ignored

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How is energy transferred in the ecosystem?

• From the sun to the water

• From plants to the sun

• From organism to organism

• From water to plants

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Which type of organisms eat producers?

• Decomposers

• Producers

• Consumers

• Carnivores

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What is the role of plants, such as grass, in a food chain?

• They consume energy from other organisms.

• They provide energy to consumers.

• They hunt other animals.

• They decompose organic matter.

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How do scientists represent the flow of energy and matter in a food chain?

• With numbers

• With letters

• With arrows

• With circles

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From the image, which sequence correctly represents a simple food chain?

• Sun → Cow → Grass → Humans

• Grass → Sun → Cow → Humans

• Cow → Grass → Sun → Humans

• Sun → Grass → Cow → Humans

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Primary consumers are also known as:

• Carnivores

• Omnivores

• Herbivores

• Decomposers

Secondary consumers are typically:

• Herbivores

• Omnivores and carnivores

• Primary producers

• Tertiary consumers

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What do tertiary consumers eat to obtain energy?

• Primary producers

• Primary consumers

• Secondary consumers

• They do not eat other organisms

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