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ECOLOGY

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  • What is a consumer? Give an example.
    An organism that eats other organisms, such as a lion or a rabbit.
  • List the levels of ecological organization from smallest to largest.
    Organism → Population → Community → Ecosystem → Biome → Biosphere
  • Population
    Comprises all the members of a species living in an area
  • What is a producer? Give an example.
    An organism that makes its own food through photosynthesis, such as plants or algae
  • Prey
    An organism that is eaten by a predator
  • What is the main source of energy for most ecosystems?
    The Sun.
  • What is ecology?
    The study of interactions between organisms and their environment.
  • What is the difference between a herbivore and a carnivore?
    Herbivores eat plants, while carnivores eat other animals.
  • Name for an animal that hunts and kills other animals.
    Predator
  • What is an omnivore? Give an example
    An organism that eats both plants and animals, such as humans or bears.
  • Pyramid of numbers
    Represents the number of organisms at each tropic level in a food chain.
  • What is an ecosystem?
    A community of living organisms interacting with their physical environment.
  • A place where a plant or animal lives beginning with the letter H.
    Habitat
  • What is a population?
    A group of the same species living in the same area.
  • The word to describe living things that are closely related and can successfully breed together beginning with the letter S.
    Species
  • What is a community in ecology?
    Different populations of organisms living together in the same area.
  • What is competition?
    Competition occurs when organisms actively struggle for a resource that is in short supply.
  • What happens to a predator population when there is little prey to eat.
    Decrease
  • What is symbiosis?
    A close relationship between two species.
  • What is a food chain?
    A linear sequence showing how energy flows from one organism to another.
  • Predator
    An organism that catches, kills and eats another organism.
  • The word used to describe the features an organism has that help it survive in its environment beginning with the letter A.
    Adaptations
  • Name for an animal that eats other living things beginning with the letter C.
    Consumer
  • What is a decomposer? Give an example.
    An organism that breaks down dead material, such as fungi or bacteria.
  • What is a habitat?
    The natural environment where an organism lives.
  • What is a food web?
    A network of interconnected food chains in an ecosystem.
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