B16
biotic factor
any living factor that affects another organism, or shapes the ecosystem in some way
abiotic factor
non living parts of the enviroment that affect organisms
community definition
a group of interdependant organisms living in an ecosystem
population definition
a community of animals or plants whose members can interbreed
ecosystem definition
the interaction of a community of living organisms with the non-living parts of their enviroment.
habitat definition
the natural home or enviroment of an animal, plant or other organism
interdependance definition
the organisms in an ecosystem rely on eachover and if one dies they are all affected.
producers
make their own food from photosynthesis, start of the chain
primary consumer
herbivore, eats producer
secondary consumer
carnivore, eats primary consumer
tertiary consumer
carnivore, eats secondary consumer
water cycle definition
provides fresh water for plants and animals on land before draining into the seas
transpiration definition
when water evaporates from leaves
infiltration definition
when water seeps into the ground
run-off
when water moves across the land (overground)