10 terms

APES 4-3 G

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chemosynthesis
process by which some organisms, such as certain bacteria, use chemical energy to produce carbohydrates
hydrothermal vents
hot water rises out of cracks in the ocean floor and is heated by the underlying magma
chemosynthetic archaebacteria
perform chemosynthesis on hydrogen sulfide coming out of hydrothermal vents
hydrogen sulfide
a highly toxic corrosive gas that smells like rotton eggs
heterotroph
organism that obtains energy from the foods it consumes; also called a consumer
herbivore
plant-eating animal
primary consumer
An herbivore; an organism in the trophic level of an ecosystem that eats plants or algae
carnivore
organism that obtains energy by eating animals
secondary consumer
consumer that eats primary consumers
tertiary consumer
consumer that eats secondary consumers