1. Interactions of Ecosystems

2. Habitat
The place where an organism lives
Niche
The interactions of a species (what it eats, what eats it, and how it behaves)

3. Producer (Autotroph)
Organisms that make their own food .
Typically through photosynthesis.

4. Types of consumers:
Herbivore – eats only plants or other producers
Carnivore – eats only other consumers

5. Omnivore – eats both producers and consumers
Scavenger/Decomposer – feed on the remains of other, dead or decaying organisms

6. Cont’d
Food Chains
Show the feeding relationship among species and how energy is passed

7. Cont’d
Food Web
Series of interconnecting food chains within a community
Consumers feed on many different species
Any change (natural or human actions) to an ecosystem can affect a food web

8. Sunlight
Direction arrow is pointing indicates the flow of energy passed on.

9. C,2,3
C,3
C,2,3
H,1
H,1
C,2
H,1
H,1 P
0,1,2