A. Living and NON living things that interact in a particular area
B. Many ecosystems on our planet
Examples - prairie, streams, mtns., deep oceans, tidepools, dense forests
2. Habitats -
A. What does an organism get from its surroundings?
3. other things it needs to live and grow
4. mates for reproduction
3. Factors -
A. Biotic - Bio = life
1. living parts of the ecosystem
2. animals, plants, bacteria
B. Abiotic - a = non, bio = life
1. non living parts
2. rocks, water, sunlight, oxygen (gas), temperature, soil, etc.
4. Populations -
A. ALL members of one species in an ecosystem
B. fig. 3, pg. 581
A. All the different populations in an ecosystem
A. The smallest unit of organization is a single organism
B. Which belongs to a population of other members of its species
C. The popuation belongs to a community of different species
D. Community and abiotic factors together form an ecosystem.
Fig. 4, pg. 583 - make into a pyramid of hierarchy