Buffalo & Serengeti - CIHS 2019

What is the 10% rule?

• The idea that 90% of the food you eat turns into energy.

• The idea that 10% of the energy you get from food is lost as heat.

• The idea that 10% of the food you eat becomes part of your body.

• The idea that 10% of the energy we get comes from the sun.

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NGSS.HS-LS2-3

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What do you call an organism that kills another organism for food?

• producer

• predator

• consumer

• herbivore

How many trophic levels are in this energy pryamid?

• 1

• 2

• 3

• 5

• 6

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NGSS.MS-LS2-3

What can be found in the greatest quantity in this energy pyramid (biomass diagram)?

• decomposers

• primary consumers

• producers

• tertiary consumers

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NGSS.MS-LS2-3

In this graph we see a population increasing, then ____ as it reaches _____.

• increasing more; the top of the graph

• leveling off; a lack of food

• leveling off; carrying capacity

• increasing; for more food

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NGSS.MS-LS2-1

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What do we call a group of organisms of the same species?

• population

• ecosystem

• trophic level

• community

What do you call a biological community of interacting organisms and their physical environment?

• population

• community

• species

• ecosystem

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NGSS.MS-LS2-2

What do you call a an area with interacting biotic and abiotic factors?

• ecosystem

• community

• species

• population

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NGSS.MS-LS2-1

What do you call characteristics in the environmental that affect the size of a population?

• limiting factors

• carrying capacity

• food

• trophic levels

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NGSS.MS-LS2-1

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Which of the following is not a limiting factor?

• amount of food

• type of terrain

• amount of water

• presence of disease

• number of mates

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NGSS.MS-LS2-1

NGSS.MS-LS2-4