Study

Ecosystems Unit Review

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  • What percentage of energy is passed on to each tropic level?
    10%
  • How many colors are in the rainbow?
    7 (ROY G BIV)
  • All the living things in an ecosystem are called ______________________ factors
    Biotic
  • Who sings, "It's Gonna Be Me?"
    N'Sync
  • the study of interactions between organisms and the interactions that organisms have with their environment.
    Ecology
  • What does a food web represent?
    All connections of energy flow throughout all organisms in a habitat.
  • What do the arrows show in a food web?
    They point in the direction that energy is flowing
  • An organism that helps to recycle nutrients within an ecosystem by eating dead or decaying organisms is a:
    Decomposer
  • Name two things that might happen if the grasshopper population decreased.
    Grass increase, lizard decrease, cactus increase,
  • What might happen if the snake population becomes extinct? Name three things.
    The bird and frog population could increase. The grasshopper population could decrease. The grass population could increase. The hawk population could decrease.
  • How many Great Lakes are there?
    5
  • A large, relatively distinct region with a similar climate, soil, plants, and animals
    Biome
  • A relationship between two organisms where one benefits while the other is harmed is known as what?
    Parasitism
  • What are food sources for the hawk?
    Rabbit, Mouse, Snake
  • A feeding relationship where one organism hunts and one is hunted.
    Predation
  • What was the first Pixar movie?
    Toy Story
  • A Relationship where both organism benefit is known as what?
    Mutualism
  • When was the number 2 pencil invented?
    1984
    1820
    1796
    1920
  • A mosquito feeds off of the blood of different organisms. This usually causes discomfort to the organism and sometimes disease and death. This is an example of:
    Parasitism
  • All the non-living things in an ecosystem are called ______________________ factors.
    Abiotic
  • This is known as a relationship in which one organism benefits, while the other is unaffected.
    Commensalism
  • Why might an organism have more than one arrow coming from them in a food web?
    More than one organism may eat them.
  • An interaction of organisms in an ecosystem is called _________________.
    Symbiosis
  • A living thing that makes its own food is called a...
    Producer
  • What is the secondary consumer in this food chain?
    Frog/Toad
  • A clownfish uses a sea anemone as a safe place to live. While living there, the clownfish lures in food for the anemone. This is an example of what type of relationship?
    Mutualism
  • Name an abiotic factor.
    Anything that is non-living. (Water, Soil, Humidity, Temperature, etc.)
  • What is the producer in this food chain?
    Grass/Flower Stuff ???
  • Name a biotic factor
    Any living organism. (Plant, Animal, etc.)