Ecology:

Annotations:

• the branch of biology that deals with the relations of organisms to one another and to their physical surroundings..

1. Abiotic

   Annotations:

   • Noo-living aspects of the environment. - Space, sunlight, heat, wind, water, soil, air and chemical..
   1. Resources

      Annotations:

      • Environment factors that an animal uses directly.
      1. Expandable Resources

         Annotations:

         • Food once eaten is no longer available.
      2. Nonexpandable Resources

         Annotations:

         • Sunlight and physical space are two example of nonexpendables resources.
2. Biotic

   Annotations:

   • Factores - Living aspects of environment other organisms as food.
3. Habitat

   Annotations:

   • physical space where an animal lives and is defined by the animal's normal activity