Study

chapter 3 (G3)

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  • what is the word for an animal that has completely died out?
    extinct
  • How can people help the environment?
    ...
  • What is an ecosystem?
    All the living and nonliving things that interact within an environment.
  • What is a fossil?
    remains of a plant or animals from long ago
  • What happens when an environment changes?
    animals can die
  • What harms the environment?
  • What is a population?
    A group of the same animals living in the same place.
  • How does a beaver change an environment?
    it makes a dam
  • What animals have stayed the same over time?
    shrimp, cockroach
  • What could cause an animal to become extinct?
    rising temperatures, disease, natural disaster
  • What is a community?
    All the different populations living in the same ecosystem
  • What can fossils tell us?
    the size, shape of an animal etc.
  • What can happen when new living things move into an environment?
    It can upset the ecosystem.
  • What animal is the wooly mammoth similar to?
    elephant
  • Name some extinct animals.