Nov 04 2009
One of Mr. W’s favorite brain rules is #5, repeat to remember, so lets revisit what we learned yesterday about niches. Every organism has a niche, but how are they determined? What you eat Where you work (habitat) Role in energy flow Role in matter cycling Interactions with others When an organism’s environment changes, it [...]
Nov 03 2009
Trying something new. I don’t like to use much Power Point, but have seen slideshare used as a way to share presentations. Here is today’s presentation: Keystone and Foundation Species View more documents from Derrick Willard. What do you think of Slideshare? No more needing to mail a Power Point to a professor if you [...]
Nov 03 2009
An organism’s niche in its community is more that just its “job,” it is its role in relation to where it works, what it eats, where energy flows, how matter cycles, and how it interacts with other organisms. This interactions with the ecosystem, more specifically the biotic portion, is what shapes an organism’s niche. Niches [...]
Oct 06 2009
Alright, so if we were asked to give an organism’s niche, how should we define what the niche is? Is it the organism’s trophic level? Whether it’s a producer, primary, secondary etc. consumer? Or should I include both in the niche? Thanks
