mind map summary
food chain
food web
relationships between organisms
producer, primary consumer, secondary consumer, tertiary consumer...
arrow=energy, or shows who is eaten by who
predation
symbiosis
one organism can be both secondary consumer and primary consumer
food web is more useful than food chain
energy pyramid
energy is lost in each step, only 10% of energy pass on
plant, herbivore, carnivore, omnivore
autotroph, hetertroph
a chain that shows the pass of energy
an interconnected web of food chains
true predation and grazing
grazing: only parts of the prey is eaten, for example cows eat grass
individual
competition
interspecific and intraspecific
evolution
species
population
community
ecosystem
biosphere
one organism
organisms that can reproduce fertile offspring
a group of one-species organisms
populations of different species
community with abiotic matter
the whole planet
click to edit
producer is the most important part of a food chain.
true predation: predator kills and eats the prey
predator can have camouflage, good senses and fast speed.
random, uniform and abdicated
growth rate, environment, density, despertion
benefit both, benefit one and benefit one but harm the other
can be fighting for resources, place or/and mate.