ecology

• Biotic factors -

  • Producers
  • consumers
  • decomposers
• Abiotic factors -

  • sun intensity
  • temperature
  • carbon dioxide concentration
• a population is all the organisms of one species living in one geographical area
• an ecosystem is the interaction of living organisms with the non-living parts of their environment
• biomass is the total mass of living material in an ecosystem at a given time
• interdependence is the way that each species in a community depends on other species for things such as food and shelter
• an extremophile is an organism that lives in a very extreme environment
• a tertiary consumer eats secondary consumer
• a secondary consumer eats primary consumers
• a primary consumer eats producers
• how is carbon transferred between organisms in an ecosystem?

  compounds containing carbon are passed up the food chain when animals eat plants and other animals, and when microorganisms break down dead organisms