Yuan Yao
Mrs. Michelman
AP Environmental Science
Chapter 4 HW
1. Ecology is the study of how organisms interact with one another and with their nonliving environment. In effect it is a study of connections in nature. Ecologists focus on trying to understand the interactions between organisms, populations, communities, ecosystems, and the biosphere. An organism is any form of life. A population consists of a group of interacting individuals of the same species that occupy a specific area at the same time. Populations of all the different species occupying a particular place make up a biolog…
