1- what is the competitive exclusion principle ?
2- Explain how tow similar species of birds could nest in the same tree and yet occupy different niches.
3- Distinguish between a fundamental niche and a realized niche .
4- State why , in the study of competition between two species of barnacles . Semibalanus balanoides was the superior competitor, yet chthamalus stellatus was not excluded from the community.
5- Distinguish between niche and habitat.
6- can an organism’s realized niche be larger than its fundamental niche ? justify your answer .
7- what are the different niches of Chthamalus stellatus and semibalnus balanoides ?
8- what happened in connell’s experiment with cthmalus stellatus and semibalanus balannoides ?