Ecology Video Quiz

Which of the following is a producer in an ecosystem?

• A mushroom

• A mountain

• A lake

• A plant

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What role do decomposers play in an ecosystem?

• They produce their own food through photosynthesis.

• They consume other organisms for energy.

• They break down dead material and recycle nutrients.

• They form the physical environment in which other organisms live.

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Which organism is most likely to be a consumer?

• A tree

• A mushroom

• An animal

• A rock

What do all living things need to survive?

• Water

• Energy

• Oxygen

• Sunlight

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What term is used to describe organisms that make their own food?

• Heterotrophs

• Autotrophs

• Carnivores

• Decomposers

What process do producers use to make food using sunlight?

• Cellular respiration

• Fermentation

• Photosynthesis

• Chemosynthesis

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NGSS.MS-LS1-6

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What are the main products of photosynthesis as shown in the diagram?

• Carbon dioxide and water

• Sugar and carbon dioxide

• Sugar and oxygen

• Oxygen and water

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According to the diagram, what is the source of carbon dioxide used in photosynthesis?

• It is produced by the plant itself.

• It comes from the soil through the roots.

• It is absorbed from the air.

• It is a byproduct of photosynthesis.

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What is the role of water in photosynthesis as indicated in the diagram?

• Water is broken down to release oxygen.

• Water combines with carbon dioxide to form sugar.

• Water acts as a source of light energy.

• Water transports nutrients from the soil to the leaves.

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What process do some producers use to make food using chemicals?

• Photosynthesis

• Respiration

• Chemosynthesis

• Fermentation

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