Ecology Basics
A collective term for herbivore, omnivore, and carnivore.
What is consumer or heterotroph?
What is the Biosphere?
Total mass of all living and previously living things
What is Biomass?
Organisms must do this to survive the abiotic factors present in their natural environment.
What is adapt?
A plant is an example of this.
What is a producer or autotroph?
A group of interacting populations that occupy the same geographic area at the same time.
What is Community or Biological Community?
A relationship where one organism benefits, but the other is neither helped nor harmed.
What is commensalism?
The result of removing top predators from an ecosystem?
What is a trophic cascade?
The role or position that an organism has in its environment.
What is a niche?
Large group of ecosystems that share the same climate and have similar types of communities?
What is a Biome?
An abiotic or biotic factor that restricts the numbers, reproduction, or distribution of organisms.
What is a limiting factor?
All energy starts at what source?
What is the sun?
Organisms that eat dead matter by breaking it down with enzymes (bacteria/fungus)
What is a decomposer?
Name the two main types of ecosystems
aquatic (water) and terrestrial (land)
A relationship where one organism benefits, but the other is harmed
What is the parasitism?
Each step in a food chain or food web
What is a trophic level?
The area in the range of tolerance where the greatest number of organisms exist.