Monday, December 17, 2007

EcoStudy Update

The snowfall last week provided our class with a unique opportunity to observe any animals that might be using our ecoplots while we are not there. Each class went out to look for tracks in
the new fallen snow. Here is what we found:



Saturday, December 15, 2007

Hickory Run Field Trip



We studied the ecosystem at Hickory Run State Park.

Tuesday, December 11, 2007

Point of Interest

There is tremendous complexity in the relationships that organisms have with each other. When the balance is disrupted it can throw off the health of the ecosystem. Taking out one key element can be detrimental to other aspects. Humans are impacting these relationships. These types of articles are coming out all the time these days.

http://www.nytimes.com/2007/12/11/science/11obprey.html?_r=1&ref=science&oref=slogin

Upcoming Quiz

Students are very busy studying for their upcoming test on Ecosystems. My tests can be challenging, so students were required to prepare study guides.

Here's what's on the test:
Part 1: Define
Ecosystem
Organisms
Species
Populations
Communities
Habitat
Photosynthesis
Producer
Consumer
Cellular Respiration
Trophic Level
Ecological Succession
Pioneer Species
Lichen
Climax Community

Part 2: Short Answer
How do biotic and abiotic factors influence an ecosystem?
Who eats what? Carnivore, Omnivore, Herbivore, Decomposer.
What is the difference between a food chain and a food web?
Draw and explain an energy pyramid.
Describe the conditions in a primary and secondary ecological succession.
What are two ecological benefits to controlled burns?
What is the exception to the rule “all organisms need the sun.”

Friday, November 9, 2007

Edible Cell Day



This Thursday we celebrated Edible Cell day and the students brought in mostly delicous cell models. I was impressed by the level of detail attained by the use of fruit roll-ups and left over halloween candy.

Dan's Science Class



















Here are the edible cells!!