Energy Flow Review Ecology

The arrows in a food chain or web represents what?

• They point to the organism that is being eaten.
• It shows how sunlight flows within an ecosystem.
• They show what direction the energy is flowing between organisms. 
• They represent how water is transferred within a habitat.

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NGSS.MS-LS2-3

An organism that obtains energy by consuming plants and animals.

• Omnivores
• Carnivores
• Herbivores
• Humans 

An organism that uses an outside source of energy like the sun to create energy-rich food molecules.

• Consumer
• Producer
• Decomposer
• Parasite 

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NGSS.MS-LS1-6

NGSS.MS-LS2-3

"Bio-" means

• life

• water

• Earth

• air

Carbon can be found in...

• The atmosphere
• Soil
• Fossil fuels
• All of the above

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NGSS.MS-ESS3-1

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which of the following is an example of a decomposer?

• Owl
• Fish
• Tree
• Fungi

Amount of energy transferred from one trophic level to the next trophic level on an energy pyramid.

• 1%

• 10%

• 100%

• None

Tags

NGSS.MS-LS2-3

In the 10% rule what happens to the energy that is lost?

• It just disappears

• It is converted from chemical energy to light energy.

• It is used by the organism to live.

  It is lost to the environment as heat.

• It remains in the ecosystem and does not dissappear.

Tags

NGSS.MS-LS2-3

Plants get their energy from ________

• sunlight

• decomposers

• animals

• other plants

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NGSS.MS-LS1-6

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Decomposers _____________________________

• provide energy to plants by breaking down dead things.

• provide chemical nutrients(fertilizer) to plants by breaking down dead things.

• are not needed in an ecosystem.

• are the main food source of apex predators.

Tags

NGSS.MS-LS2-3