1. Introducing

2. eco- = environment, habitat
Ecology
Eco
logy
the study of the relationships between biotic and abiotic factors in environments
eco- = environment, habitat
-logy= study of
ecosystem
ecoclimate
ecotourism
climatology
epidemiology
zoology

3. Levels of Organization
biosphere
biome
one individual living thing
group of organs working together
all organisms of the same kind living in one area
all interacting populations in an ecosystem
any place that life can exist on Earth
large region with typical plants and animals that includes several ecosystems
all living and nonliving things interacting within a certain area
group of different kinds of tissues working together
group of similar cells organized to work together
smallest unit of living things
ecosystem
community
population
organism
organ system
organ
tissue
cell

4. Ecosystem Biotic Factors Abiotic Factors
includes all abiotic and biotic factors in one particular environment
Biotic Factors
Abiotic Factors
the living parts of an ecosystem
the nonliving parts of an ecosystem

5. Examples of Ecosystems
Coral Reef in Belize
Mountains in Colorado
Arizona Desert

6. Ecosystems Biotic Abiotic
do not necessarily have clear boundaries due to biotic and abiotic changes
can change daily as things move from one ecosystem to another
Biotic
Abiotic
migration, seed dispersal
flood, erosion, drought

7. include plants, animals, fungi, microorganisms
Bio
Biotic Factors
include plants, animals, fungi, microorganisms
Bio = life
biotechnology
biomechanics
biosphere
biofeedback
biostatistics
biography
biotic
biology

8. Examples of Biotic Factors

9. Biotic Factors interact with each other in complex ways
parasitism mutualism competition
such as
also interact with abiotic factors in the ecosystem
dependent upon water, minerals, temperature, light
**Abiotic factors DETERMINE Biotic factors**

10. Biotic Factors Competition Predators Microbes
Living organisms are affected by the living components of its environment.
Competition
Predators
Food
Shelter
Mates
Light
Microbes
Dinosaur example

11. Abiotic Factors A
include air, water, soil, temperature, wind, source of energy (usually sun)
a, an = not, without
abiotic
amusia
amoral
atoxic

12. Examples of Abiotic Factors

13. More Examples of Abiotic Factors
Abiotic factors include:
Sand
Elements like:
Nitrogen
Calcium
Special events such as:
Fires
Hurricanes
Floods
Volcanic eruptions
Tsunamis