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3.2 Energy, Producers, Consumers
Primary producers "also called autotrophs"
get their energy from the sun (self feeders)
process to make energy from light
ex. plants (autotrophs)
process to make energy from chemicals
ex. deep sea worms
animals, fungi, bacteria have to acquire energy from other organisms
organisms that eat other organisms
kill and eat other animals
feed on detritus particles
eat plants "vegetation"
eat already dead animals
eat both meat and plants
feed by chemically breaking down organic matter