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Transcript
Chapter 2: Living Things in Ecosystems Notes
Name
A. Section 2.1 (Everything is Connected) Goals
1.
2.
3.
Everything is Interconnected
 environment is
 clear when
Example:
What is an ecosystem?



biotic factors:

abiotic factors:
Organisms & Species
 organism:

species:

scientific name:
Population:
Community


includes
Niche vs. Habitat
 niche:
 includes
 includes
 describes

habitat:
B. Section 2.2 (How Species Interact w/ Each Other) Goals
1.
1. Predation:

prey:

predator:
 predators

2. Competition:

3. Parasitism:

parasite:

host:

difference between parasitism & predation:

hosts are
4. Mutualism:

5. Commensalism:

C. Section 2.3 (Adapting to the Environment) Goals
1.
2.
3.
4.
Adapting to the Environment

Evolution by Natural Selection

evolution:

Charles Darwin proposed
 observed differences in


natural selection:
a. must be
b.
c. adaptations:
 adaptations
Coevolution:

predator-prey relationships



plants & herbivores


Extinction:

