Download Ecology Intro

Living Things and the
Environment
E
C
O
L
O
G
Y
1. Ecology…
the study of how living things interact
with each other and their environment.
an interdependence. Organisms
depend on all parts-living and nonliving
2. Habitat- the place where an organism
lives out its life-their home
An organism gets food , water, and
other things it needs to live, grow and
reproduce from its environment-habitat.
3. Interdependent Parts
a. ABIOTIC-Nonliving
 dead organic matter
 nutrients in the soil
and water
 Temperature
 sunlight
b. BIOTIC-Living
 green plants
 Deer
 Rabbits
 Insects
 bacteria
4. Levels of Organization
a. Organism

An
individual
living
thing
b. Population

A group of the same species living in
the same area that can interbreed.
*Organisms may compete with each other for
resources such as food, water, space, mates, etc.
c. Community

A group of
different
species
that live in
the same
place at the
same time.
One
population
can cause a
change in
another.
d. Ecosystem

All the
organisms
that live in a
place,
together
with their
physical
environment
Terrestrial : located on
land
Aquatic: located in
water
Ecosystems of Illinois

prairie, wetlands, forest, lakes,
streams, agricultural land, and urban
areas
e. Biome

A group of ecosystems that share a
similar climate and typical organisms
Biomes of Illinois
Deciduous Forest
Grasslands
f. Biosphere


Composed of many ecosystems
Entire planet, with all its organisms and
physical environments
THERE’S NO PLACE LIKE HOME!