1. Everything is Connected
Ecosystems
Everything is Connected

2. Essential Question
How are different components of an ecosystem related to and affected by one another?

3. Ecology
The study of how living things interact with each other and their environment.

4. Ecosystems Are all connected No clear boundaries Animals move
Soil erodes and washes away
Pollen spores and seeds move between ecosystems

5. What do ecosystems need?
Energy
Nutrients
CO2
H2O O2
Living organisms

6. All ecosystems get their energy from the sun
Except…..

7. Black Smokers

8. Hydrothermal vent
Discovered in 1977
Mid-Atlantic ridge
Derive no energy from the sun
All energy comes from within the earth
Up to 700oF
Diverse life

10. Biotic Factors in Ecosystems
Living and once living
Plants
Animals
Waste
Decomposing organic matter

11. Abiotic Factors in Ecosystems
Nonliving
Air
Water
Rocks
Light
Temperature

12. Organism An individual living thing. Are you an organism……
…….or an ecosystem?

14. Species A group of organisms that can produce fertile offspring
Are lions and tigers different species?
Liger: male lion, female tiger
10 ft. tall, 1000lbs largest feline
Tigon: female lion, male tiger
Smaller, 300lbs

15. Tigon
Liger

16. Population
A group of individuals of the same species living in the same area
Inbreeding
Isolation

17. Community A group of different species that interact with one another
Only biotic factors
(difference with ecosystem)

18. Habitat
The place where an organism lives.
Describe your habitat.