1. What are the parts of an ecosystem?
I will know some ecosystems in which organisms live and interact.

2. Ecosystems Ecosystem Habitat
All the living and nonliving things in an area and their interactions
Habitat
Food
Water
shelter

3. Biotic Abiotic Living organisms in an ecosystem
You
animals
Your mom
Birds
Bacteria
Nonliving parts in an ecosystem.
Air
Water
Soil
Temperature
sunlight

4. Types of Ecosystems
Abiotic determine what kinds or organisms live there
The living organisms need to be able to survive
What abiotic factor effects this ecosystem?

5. Populations and Community
Small groups that include one species
Humans
Oak trees
Monarch butterflies
All of the populations living together
All of the different species working together
Depend on one another

8. Coral Reef Warm, clear, shallow water
Many different species live there
Endangered Ecosystem

9. Review What is a population? What is a community?
A group of organisms of
one species that live in
the same area
What is a community?
Made up of different populations in an area.
What are two abiotic factors in a coral reef ecosystem?
Water, sand, rocks, water, sunlight

10. Tropical Rain Forest Warm and Rainy Lots of moisture in the air
Many trees and flowers grow there, but not grass

11. Desert Little Rain Hot Days Cool Night Extreme temperatures
Some plants store water
Rest during the day
Big ears

12. Tundra – “treeless plain”
No trees
EXTREMELY cold weather
Little Rain
High up mountains
Low Biotic diversity

13. Questions!
What do the abiotic factors of a tropical rainforest tell you about the plants that live there?
They need warm temperatures and lots of water
How are tundra and a desert alike and different?
Both have little rainfall, but a desert is very hot and a tundra is very cold.
What abiotic factors affect the traits that desert animals have?
The hot, dry conditions

14. Taiga

15. Taiga Harsh, long winters Soil low in nutrients
Squirrels eat___________
___________ eat bark
___________ eat other animals

16. Coastal Wetlands

17. Coastal Wetland Covered in water all year round Swap areas
What do you know about birds that might relate to the coastal wetlands?
What do you think the temperature is in these areas?

18. Balance in an Ecosystem
Deer eat a certain type of grass in an ecosystem. If the number of deer increases, what will happen to the amount of grass?

19. Balance in an Ecosystem
Snakes eat both rats and mice in an ecosystem. If snakes eat more mice than rats in a month, how might this affect the rats?

20. Resources