8th Grade Web Surf: Interdependence

Part 1: What does it mean to be alive?

http://regentsprep.org/regents/biology/units/ecology/biotic.cfm

Part 2: Competition

http://w3.marietta.edu/~biol/biomes/competition.htm

Part 3: Competition in the Grasslands

http://w3.marietta.edu/~biol/biomes/grass.htm

Part 4: Do Plants Fight?

http://www.srl.caltech.edu/personnel/krubal/rainforest/Edit560s6/www/plants.html