Ecosystem?
Can you tell me what to include in a model of ecosystem for a school project? for the 6th grade students what is good? Thanks for your helps!
January 17, 2010 1 Comment
What is likely to occur in an ecosystem if all members of a keystone species die?
I’m trying to help my daughter and these are the multiple choice answers:
A. Another species will become the keystone species.
B. A keystone species from another ecosystem may take over.
C. Most species in the ecosystem will be severely affected.
D. The ecosystem will not change.
December 25, 2009 1 Comment
ecosystem…?
what will happen to the other organisms in the food web if all frogs in the ecosystem were killed?
December 2, 2009 5 Comments