The study of the interactions that take place among organisms and their environment
The part of Earth that supports life
Top portion of Earth's crust
All the waters that cover Earth's surface
Atmosphere that surrounds Earth
All the organisms living in an area and the nonliving features of their environment
The place in which an organism lives
provides the kinds of food and shelter, the temperature, and the amount of moisture the organism needs to survive
A forest is a community of trees, shrubs, herbs, and associated plants and organisms that cover a considerable area that use oxygen, water and soil nutrients as the community attains maturity and reproduces itself
Anything that restricts the number of individuals in a population.
Includes living and nonliving features of the ecosystem