1. Introducing
© 2004 Plano ISD, Plano, TX

2. Ecology
the study of the relationships
between biotic and abiotic factors
in environments
eco (G) root home, abode
log, -o, y (G) suffix study of
ecoclimate
ecosystem
ecotourism epidemiology
climatology
zoology
© 2004 Plano ISD, Plano, TX

3. Ecosystem
includes all abiotic and biotic factors in
one particular environment
Biotic Factors Abiotic Factors
the living parts of the nonliving parts
an ecosystem of an ecosystem
© 2004 Plano ISD, Plano, TX

4. Bio
Biotic Factors
include plants, animals, fungi,
microorganisms
bio(s), bio(t) (G) root life
biotechnology
biomechanics
biostatistics
biofeedback
biography
biosphere
biology
biotic
© 2004 Plano ISD, Plano, TX

5. Examples of Biotic
Factors
© 2004 Plano ISD, Plano, TX

6. A
Abiotic Factors
include air, water, soil, temperature,
wind, source of energy (usually sun)
a, an (G) prefix not, without
abiotic
amusia
amoral
atoxic
© 2004 Plano ISD, Plano, TX

7. Examples of Abiotic
Factors
© 2004 Plano ISD, Plano, TX

8. Examples of Ecosystems
Mountains inin Belize
Coral Reef Desert
Arizona Colorado
© 2004 Plano ISD, Plano, TX

9. Ecosystems
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 flood, erosion,
dispersal drought
© 2004 Plano ISD, Plano, TX

10. Biotic Factors
interact with each parasitism
other in complex such as mutualism
ways competition
also interact with dependent upon
abiotic factors in water, minerals,
the ecosystem temperature, light
© 2004 Plano ISD, Plano, TX

11. © 2004 Plano ISD, Plano, TX

12. Biome
a major regional or global biotic
community, a super ecosystem,
defined chiefly by the dominant
forms of plant life and the
prevailing climate
© 2004 Plano ISD, Plano, TX

13. Major Biomes of the World
desert
grassland
tropical rain forest
deciduous forest
coniferous forest
tundra
ocean
© 2004 Plano ISD, Plano, TX

14. Levels of Organization
all group of
one organisms
all interacting
smallest unit
large region
living and
individual
populations in
ofnonliving
similarthing
with living
livingtypical
different
of same
organs
the cells
an kinds and
organized to
kind living in
plants of
working
ecosystem
things
work together
animals that
interacting
one area
together
tissues
within a
includes
working
certain area
together
several
ecosystems
cell
© 2004 Plano ISD, Plano, TX

15. Bibliography
Arms. (1996). Environmental Science.
Orlando,Florida: Holt, Rinehart and
Winston, Inc.
McLaren, James E, and Rotundo, Lisa (1985).
Heath Biology. D. C. Heath and Company.
The American Heritage Dictionary of the
English Language, Third Edition. (1992).
Houghton Mifflin Company.
© 2004 Plano ISD, Plano, TX