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what are heterotrophs
an organism that eats other plants or animals for energy and nutrients (to obtain organic molecules)
types of heterotrophs
what is a consumer
heterotrophs that feed on living organisms by ingestion
what is a scavenger
type of consumer that principally feed on dead and decaying carcasses rather than hunting live prey
what is a detritivore
type of heterotroph that obtains nutrients from non-living organic sources, such as detritus and humus
what is detritus
dead, particulate organic matter – such as decaying organic material and faecal matter
what is humus
term given specifically to the decaying leaf litter intermixed within the topsoil
what is a saprotroph
why are saprotrophs unlike other heterotrophs
do not ingest food but use enzymatic secretion to facilitate external digestion
what are saprotrophs commonly referred to as and why
they are commonly referred to as decomposers
because they facilitate the breakdown of dead organic material
what are heterotrophs commonly referred to as
consumer