1. Food Webs Within Ecosystems
Marine, Freshwater, and Terrestrial
FOOD WEBS

2. Ecosystems
A community of organisms interacting with one another and their environment
Includes all Biotic and Abiotic factors
Biotic Factors – All living things
Plants and animals
Abiotic Factors – All nonliving things
Water, light, air and land

3. Marine Ecosystems
Oceans

4. Freshwater Ecosystems
Lakes, ponds, rivers, streams

5. Terrestrial Ecosystems - Land
Forests, Deserts, Grasslands, Mountains

6. Place where an organism lives
Habitat
Place where an organism lives

7. Group of individuals of the same species that live in a certain area
Population
Group of individuals of the same species that live in a certain area

8. Species
A group of similar organisms that can breed and reproduce offspring.

9. All the populations that live and interact with each other in an area
Community
All the populations that live and interact with each other in an area

10. The role of an organism within it’s community
Niche
The role of an organism within it’s community
Coral, plankton, fish

11. Food Chain
Shows how the energy in food is passed from organism to organism in an ecosystem

12. Food Web
Combination of all overlapping interconnected food chains in an ecosystem.

13. Producers Organisms that get energy from the Sun
through photosynthesis - Plants

14. Consumers Animals - Organisms that eat other organisms
to obtain food for energy

15. 3 Types of Consumers Herbivores – Animals that only eat plants
Omnivores – Animals that eat plants and other animals
Carnivores – Animals that only eat other animals (meat)

16. Predator/Prey Relationships
Predator – Organism that hunts, kills and eats another organism
Prey – Organism that is hunted, killed and eaten

17. Parasite/Host Relationships
Parasite – organism that feeds off other living creatures
Fleas, Ticks, Worms, Lice, etc.
Host – organism that is being feed on by a parasite

18. Decomposers
Organisms that get their energy by breaking down dead organisms and other organic matter

19. Video Quiz What is the study of organisms and their environment?
What is a community of organisms interacting with each other and the environment?
What are the living things called in an ecosystem?
What are the non-living things called in an ecosystem?
What is a particular place in which an organism lives?

20. 6.What is the unique role an organism plays in its habitat?
7.What type of organisms gets energy from the Sun through photosynthesis?
8.What type of organism gets energy by eating other living things?
What type of organism gets energy by breaking down dead organisms or other organic matter?
What are the 3 types of consumers?