Organisms which Can make there food from Inorganic Molecules through Photosynthesis or Chemosynthesis
processes which connect Biological, Geological, and Chemical aspects of the Biosphere.
the total amount of Living Tissue within a given trophic level. (typically expressed as mass/area)
A group of Ecosystems that share the same climate and similar dominant communities.
the portion of the Earth capable of supporting life.
When organisms use Chemical Energy to produce carbohydrates.
different populations of organisms living in a given area.
break down organic matter (typically bacteria and fungi)
feed on dead plant and animals remains
shows the relative amount of energy or matter contained within each Trophic Level
the Study of interaction among organism and between organism and their environment
all the living and non-living things that interact in a given area
when water changes phases from liquid to gas
a seris of steps when organisms transfer energy by eating or being eaten.
the interconnected relationships of all the food chains in an Ecosystem
Eats only producers
when an ecosystems productivity is controlled by the availability of one substance.
the process of converting nitrogen gas into a usable form (Ammonia)
chemical organisms need to sustain life
eat both producers and other consumers
process of using sunlight to power chemical reactions that convert carbon dioxide and water into oxygen in order to create carbohydrates
groups of the same organism living in the same area.
the rate at which organic matter is created by producers
organisms that can make their own food
evaporation of water from the leaves of plants
a step in the food chain or web