Energy Flow Through Ecosystem

In a food web the arrow always points to

• the consumer

• the prey

• producer

• autotroph

Tags

NGSS.MS-LS2-3

Who eats producers?

• Herbivore

• Carnivore

• Omnivore

• Decomposer

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NGSS.MS-LS2-3

The efficiency of energy transfer from a lower trophic level to the next highest level is roughly

• 1%

• 10%

• 100%

• 1000%

Tags

NGSS.MS-LS2-3

All energy on Earth comes from

• food.

• the sun.

• chemicals.

• non-living things.

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NGSS.MS-LS1-6

NGSS.MS-LS2-3

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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NGSS.MS-LS2-3

The process of plants using energy from the sun to create the first trophic level is called?

• Photosynthesis

• Chemosynthesis

• Cellular Respiratation

• Primary Producers

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NGSS.MS-LS1-6

Deep sea vent bacteria get their energy from

• eating other bacteria.

• releasing sulfur.

• photosynthesis.

• chemosynthesis.

Why does cell respiration and photosynthesis rely on each other?

• They are the same process

• Cell respiration must occur first, then photosynthesis

• They are opposites, meaning the products of one process is needed by the other process

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NGSS.HS-LS2-5

What pigment absorbs sunlight for photosynthesis?

• chloroplast

• thylakoid

• grana

• chlorophyll

Tags

NGSS.MS-LS1-6

What are the products of photosynthesis?

• water and carbon dioxide

• oxygen and glucose

• oxygen and carbon dioxide

• oxygen and water

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3