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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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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The law of conservation of energy states that-
energy cannot be created nor destroyed.
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The law of conservation of matter states-
Matter can neither be created nor destroyed.
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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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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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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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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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What is the role of a producer?
To transform energy from the sun to make food.
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What is a carnivore?
An animal that eats other animals
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What is an organism that gets its energy by eating secondary consumers?
Tertiary consumer
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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.