There will be multiple choice questions from the Eco Unit As well as a choice of 2 out of 3 extended response questions from Ecology. 1. Use examples from the “Evolving Beaks” reading to describe how the process of natural selection works. 2. Use examples from the “Natural Selection” reading to describe how the process of natural selection works. 3. Use what you have learned in the ecosystems unit and the Green Eggs and Sand Field Trip to describe why the horseshoe crab is such an important organism in the Delaware Bay.