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Study
Ecology
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all autotrophs - plants - at the bottom of the food chain
producer
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the second to eat
secondary consumer
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the amount of organic matter comprising a group of organisms in a habitat
biomass
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primary consumers is usually an ....
herbivore
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Name an apex or top predator
hawk, cougar, Bobcat
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eats the food
consumer
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Which organism would be considered an autotroph, algae or crickets?
algae
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the 3rd to consume
tertiary consumer
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a network of food chains that shows all possible feeding relationships
food web
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a mushroom is a .....
decomposer ( fungi)
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Only 10% of the energy moves to the next trophic level ( 90% is lost)
10% rule
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each link in a food chain, represents a feeding step.
trophic level
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They hunt prey.
predators
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What is the process that makes energy for plants?
photosynthesis
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bacteria that break things down
decomposers
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What is an omnivore?
eats plants and animals
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an organism that needs to eat, or consume food
heterotroph
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What is a carnivore?
eats meat
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Feeds on dead animals
scavengers
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Name 3 abiotic factors in an ecosystem
water, wind, clouds
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