food chains and food webs guided notes - miss-pavlakovicchains+webs... · _____- shows the amount...
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Food Chains and Food Webs
Guided Notes
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Energy Roles of Organisms in an Ecosystem
___________________ is an organism that can make its own food.
Examples include ________________, _______________, and _______________.
Producer
grasses trees other plants
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____________________ are the source of all energy in an ecosystem.
________________ are producers that capture energy from the ________________ and turn it into ___________ in the form of ______________________.
Producers
Plants sun
food sugar and starches
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________________________ is the process that organisms go through to produce energy by using _______________ and __________________ to produce molecules such as ______________ and __________________, along with _______________.
Photosynthesis
Carbon dioxide water
sugar starches
oxygen
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_________________________ are organisms the obtain energy by feeding on other organisms.
Consumers
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Type of Consumer Type of Food
Herbivore Only plants
Carnivore Only animals
Omnivore Both plants and animals
Scavenger Dead organisms
Types Of Consumers
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______________________ - Organisms that break down ___________ material and dead _________________ and return the raw materials to the environment.
Examples of Decomposers :
__________________________________
Decomposers waste
organisms
Bacteria, and fungi
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_____________ - Series of events in which one organism eats another to obtain energy.
Example:
1. Producer
2. ______________________________ (eats producer)
3. ______________________________ (eats consumer)
Food Chain
First-level or primary consumer Second-level or secondary consumer
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______________________ - Consists of many ________________ food chains in an ecosystem.
Food web overlapping
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_______________________- Shows the amount of energy that moves from one feeding level to another in a food web.
A. Only _______________ of the energy at one level of a food web is transferred to the next level.
B. _______________ of the energy is used for the organism’s life processes or is lost as heat to the environment.
Energy Pyramid
10 %
90 %
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