Study

Ecology

  •   0%
  •  0     0     0

  • Predatory interactions occur when __________________________.
    One organism preys on another.
  • Mutualism is a relationship in which _______________?
    Both organisms benefit
  • Competitive interactions occur when _______________________.
    Two organisms compete over a shared resource.
  • What is the highest level of organization?
    Biosphere
  • Commensalism is a relationship in which _____________________.
    One organism benefits and one organism neither benefits or is harmed.
  • What is the carrying capacity?
    The largest number of individuals of the same species that an area can support
  • What are abiotic factors?
    Non-living
  • What is the lowest level of organization?
    Organism
  • What are biotic factors?
    Living
  • What is an example of an abiotic factor that limits an organism in its environment?
    temperature, soil, sunlight, water
  • What is an ecosystem?
    All of the abiotic and biotic factors in an area
  • Parasitism is a relationship in which ________________.
    One organism benefits and one organism is harmed.
  • What are limiting factors?
    abiotic or biotic factors that limit the number of organisms that can live in an ecosystem
  • What is biodiversity?
    All of the different organisms that inhabit one area
  • Decomposers are organisms that ___________________.
    get their energy from breaking down dead organisms or waste.
  • What determines the carrying capacity of an ecosystem?
    Limiting factors
  • Consumers are organisms that ______________________________.
    Eat to obtain energy (eat producers).
  • When resources are plentiful, competition _________________.
    decreases
  • What is a community?
    All of the interacting populations in a specific area
  • If the amount of prey increases what happens to the number of predators?
    increases
  • What is a population?
    all of the members of one species living in the same area
  • Producers are organisms that ________________.
    make their own food.
  • What is a parasite?
    An organism that lives off a host organism.