1. Environmental Science: Section 1-1 Everything Is Connected

2. 1. What is one way alligators and other organisms interact?
fish use holes dug by alligators

3. 2. What is Ecology?
The study of interactions of living things and their environment.

4. 3. What is the biotic part of the environment?
All the living things that live together and interact.

5. 4. What is the abiotic part of the environment?
Nonliving factors such as:
soil
air
water
temperature
sunlight, etc.

6. Biotic Abiotic Biotic or Abiotic? 5. alligator 6. gar 7. temperature
8. water
9. plants
10. rocks
Biotic
Abiotic

7. Put the five levels of environmental organization in order from smallest to largest
____ 11. population ____ 12. biosphere ____ 13. individual organism ____ 14. ecosystem ____ 15. community 2 5 1 4 3

8. 16. A group of seaside sparrows competing for food, nesting space, and mates in a salt marsh is an example of the __________ level of environmental organization.
population

9. 17. List four species in the salt marsh community.
gull
sparrow
snail
algae
egret
cordgrass
heron
jellyfish
shrimp
sea croaker
turtle

10. 18. List three ways that species in the salt marsh community use cordgrass
eating it for food
eating algae on it
building nests
hiding in it
shelter and protection

11. 19. An ecosystem is made up of a community of organisms and the ____________ parts of the environment, such as temperature, soil, and water.
Abiotic

12. 20. The ocean, the air, and all areas of Earth where life is are all parts of the ________ level of organization.
biosphere

13. The End!!!