Ecology Study Guide Answers

1. Benefit
2. Benefit, Not harmed, does not benefit
3. benefits, harmed
4. ex. 1 - eyelash mites and humans, ex.2 - whale and barnacles, ex 3 - sea cucumber and pearlfish
5. a. Birth b. Death c. Emigration d. Immigration
6. emigrated, immigrated
7. Other squirrels in the community would have more competition for food; Animals that prey on squirrels will grow in population because they have more food; Producers that are eaten by squirrels will decrease in number
8. Phosphorous, Carbon, Water, Nitrogen
9. Bacteria
10. When organisms die and decompose; Urine
11. Organisms that have died many years ago.
12. Sun, Wind, Food, Water
13. Coal, Oil, Natural Gas
14. We started using coal and oil to produce more energy. More energy --> more food --> Increase in population
15. Agriculture, Urban Development, Hunting and Gathering
16. Rarely does being "green" pay off. Often times it comes at a personal cost. Human nature tends to only care about their own well being.
17. Global warming occurs when the atmosphere is thickened by the carbon emissions released by human activity. The thickening of the atmosphere causes more of the sun's heat to be trapped which leads to increased global temperature.
18. Primary succession - predictable changes in an ecosystem that starts from bare rock. Secondary succesion - predictable changes in an ecosystem that begins after the original community has been cleared. Starts with soil.

Ecology Notes - More!

Ecology - Cycles

Ecology - Human Impact

Bio Root Word Flashcards

Hi Class,

I recently discovered a new tool I'd like to share with you! Please click on this link and it'll take you to a website and you can use it to study your bio root words.

Enjoy!

Mrs. Sohn

Back to School Night Presentation

Welcome to Biology

Ecology Pyramid Notes

Ecology Pyramids

Bio Root Word Quiz - Wednesday 9/14/11

Please tudy for the upcoming Bio Root Word Quiz

New Words:

hydro (related to water)

hyper (over, above, excessive)

hypo (under, below, deficient)

in (inside)

intra (within)

Ecology Energy Flow - Notes

Ecology Energy Flow

Characteristics of Life Notes

Characteristics of Life

In Class Application

Using your notes and book, respond to these questions on the back of your notes.

1. What is a cell? Why are cells important?
2. Give 2 examples of living things growing and developing.
3. What does it mean to respond to stimuli (or the environment)? Give an example of how an animal would repsond to its environment.
4. What is homeostasis?