LO: SWBAT define what ecology
is
DN: What is the environment?
Describe the environment you
are in right now.
HW: Regents Review Book (red)
evolution
What is the environment?
It is every living &
nonliving thing
that surrounds an
organism.
Ecology
The branch of science that
studies the environment
What do you see in this fish
tank environment?
What is ecology?
Air
Fish
Study of how
biotic and
abiotic factors
interact in the
environment
Plants
Gravel
Rocks
Components of the Environment
GROUP 1
GROUP 2
Biotic Factors – living things
Abiotic Factors – nonliving things
Soil, water, space,
energy
What is a habitat?
The place where an
animal or plant lives.
What is the smallest level of
ecological organization?
Organism – an individual living thing
What is a population?
All the organisms of a species that live
in the same area.
COMMUNITY
• ALL Populations that live
together in THE SAME AREA
What is an ecosystem?
An ecosystem consists of all the
living and nonliving things that
interact in a specific area.
Biome
Group of terrestrial (land)
ecosystems that have the same
climate & communities
TROPICAL RAIN FOREST
BIOME
Characteristics:
1) Abundant Rain
2) Greatest diversity of life
3) Located near the equator
BIOSPHERE
The part of
Earth where
life exists,
including
land, water &
atmosphere
Can you identify each level?
• Biosphere
• Ecosystem
• Community
• Population
Smallest
Largest
Organism, Population, Community, Ecosystem, Biome, Biosphere