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Paper 2
(7) Ecology
simple definitions
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gracey poo
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Cards (10)
define a habitat
the place where an organism lives
define population
all
the
organisms
of
one species living
in a
habitat
define community
the populations of different species living together in
a
habitat
abiotic factors
non-living factors of the environment
biotic factors
living factors of the environment
Define ecosystem
the interaction of a community of living organisms with the non living parts of their environment
Organisms compete for resources to
survive
Name 7 abiotic factors.
moisture level
light intensity
temperature
carbon dioxide levels
wind intensity and direction
oxygen levels
soil pH and mineral content
Name 4 biotic factors.
New predators
competition
new pathogens
availability of food
Any change in environment can have
knock-on effects