What is the ultimate source of energy for food webs?
The Sun
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25
The fact that decomposers transfer energy stored in the molecules of the dead organism to create new biomass for other organisms to feed on is evidence of which law of conservation?
Law of conservation of energy
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25
The fact that the total mass of a dead organism equals the total mass of matter released to the environment by decomposition demonstrates which law of conservation?
Law of conservation of mass
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25
The law of conservation of energy states that-
energy cannot be created nor destroyed.
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20
What are organisms, such as bacteria and fungi, that break down the remains of dead plants and animals without need for internal digestion?
Decomposers
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20
What do we use to show how much energy transfers to the next trophic level in a food chain?
Energy pyramid
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20
What is any class of organisms occupying the same position in a food chain, such as primary consumers or secondary consumers?
Trophic level
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banana
Go to last place!
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star
Double points!
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fairy
Take points!
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25
thief
Give points!
5
10
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25
banana
Go to last place!
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gift
Win 5 points!
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shark
Other team loses 25 points!
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baam
Lose 20 points!
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5
What is a carnivore?
An animal that eats other animals
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25
If only 10% of energy moves through each level of the energy pyramid, what happens to the other 90%?
It is converted into heat and energy for all life functions.
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seesaw
Swap points!
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seesaw
Swap points!
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rocket
Go to first place!
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banana
Go to last place!
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15
What is an energy path from one organism to another showing a linked series; feeds on the one prior to it in the series?
Food chain
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20
What is a system consisting of all the interactions that occur between the abiotic and biotic factors within an environment?
Ecosystem
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5
What are animals that eat only plants or plant products?