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5th Grade Unit A Chapter 2 Review

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  • What is an example of learned behavior?
    Riding a bicycle is an example of learned behavior.
  • Like all ______________, a frog begins its life in water.
    amphibians
  • Tadpoles have _____________ that allow them to live in water but not on land.
    gills
  • the passing on of traits
    heredity
  • a warm-blooded vertebrate with feathers
    bird
  • The liver, kidneys, bladder, skin, and lungs are part of the _________________.
    excretory system
  • What happens to an octopus when it feels threatened?
    It changes color.
  • A moth has a ___________ of about one week.
    life span
  • a transformation that some insects go through
    metamorphosis
  • Many arthropods shed their ______________ so they can grow bigger.
    exoskeleton
  • How do skeletal and muscular systems work together?
    The work together to help vertebrates move. The muscles shorten and pull on the bones.
  • Which animal group does not have symmetry?
    Sponges do not have symmetry.
  • The heart is the main organ of the _________________.
    circulatory system
  • Damselflies are insects that go through incomplete ________________.
    metamorphosis
  • an exact copy of a parent
    clone
  • What are the main stages of an animal's life?
    Birth, growth, reproduction, and death.
  • Name the five excretory organs
    Liver, kidneys, bladder, skin, and lungs.
  • More than 95 out of every 100 animals are ______________.
    invertebrates
  • a hard outer covering that protects the body
    exoskeleton
  • How are frogs and lizards different?
    Frogs are amphibians and live on both water and land, lizards are reptiles and live on land.
  • __________ are the only animals that have feathers.
    Birds
  • What is an example of one animal group that is warm-blooded and one that is cold-blooded?
    Mammals are warm blooded and reptiles are cold-blooded.
  • the simplest kind of invertebrate
    sponge
  • a warm-blooded vertebrate with fur
    mammal
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