Flow of Energy Review

In an ecosystem, the ultimate source of energy is

• Sunlight

• Water

• Soil

• Air

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The process by which green plants capture sunlight and convert it into chemical energy is called

• Photosynthesis

• Respiration

• Transpiration

• Fermentation

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During photosynthesis, plants take in

• Carbon Dioxide

• Oxygen

• Water

• Glucose

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What is the primary pigment in green plants that captures sunlight for photosynthesis?

• Chlorophyll

• Carotene

• Anthocyanin

• Xanthophyll

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Energy in an ecosystem flows in one direction, from

• Producers to Consumers

• Consumers to Producers

• Decomposers to Producers

• Producers to Decomposers

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Organisms that produce their own food through photosynthesis are called

• Autotrophs

• Heterotrophs

• Carnivores

• Herbivores

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Animals that obtain energy by consuming other organisms are known as

• Heterotrophs

• Autotrophs

• Carnivores

• Herbivores

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Herbivores are examples of consumers because they eat plants.

• True

• False

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Carnivores that eat herbivores are considered

• Secondary Consumers

• Primary Consumers

• Tertiary Consumers

• Quaternary Consumers

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When an organism dies, its body is broken down by

• Decomposers

• Producers

• Consumers

• Herbivores

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