abiotic and biotic

• biosphere 


  portion of the earth in which living organisms are found
• biome 


  region with distinct climate with all organisms living that region
• endemic


  species occurring in one area and no were else
• ecology


  study of relationships and interactions in an ecosystem
• biotic factors 


  living things
• microbes 


  organisms that cause disease
• producers


  green plants that make their own food
• consumers 


  organisms that cannot make their own food
• decomposers 


  organisms that break down plant and animal remains
• abiotic 


  non living things
• abiotic factors

  • temperature; light; water
• physiographic factors

  factors associated with the sun or slope of the land
• edaphic


  include soil
• temperature

  places closer to the earth are warmer than the ones further from the equator
• aestivate 


  inactive state in which animals spend their summer
• hibernate


  inactive state in which animals spend their winter
• light


  light is needed for plants to photosynthesize
• water 


  plants need water for photosynthesis and make food
• water


  plants are adapted to absorb as much water as they can
• hydrophytes


  plants that are adapted to live in water