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Fourth Grade Science

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  • What plant tropism is this?
    Thygmotropism.
    Phototropism.
  • This plant part is called
    Leaf
    Root
    Stem
  • The tropism that makes plant stems resppond to gravity is...
    Geotroopism.
    Gravitropism.
  • Instead of skin, reptiles have...
    Fur.
    Scales.
  • The most important thing a flower produces is...
    Seeds.
    Nutrients.
  • True or False: Many animals help in pollination.
    True.
    False.
  • This plant part...
    Gives the plant its stem.
    Absorbs water and nutrients.
    Protects the plant.
  • Which of these is necessary for photosynthesis?
    Oxygen.
    Vitamin K.
    Carbon Dioxide.
    Nitrogen.
  • Mammals usually have their body covered in
    Hair.
    Fur.
  • In picture B, the roots are moving in the direction of water. This is an example of...
    Gravitropism.
    Hydrotropism.
  • These are called
    Sensory organs.
    Central nervous system.
  • This is a...
    Root.
    Stem.
    Leaf.
  • An Octopus has...
    Arms.
    Tentacles.
    Legs.
  • This picture shows the process of...
    Photosynthesis.
    Thigmotropism.
  • What is the gas humans make that plants use in photosynthesis?
    Carbon Dioxide.
    Argon.
    Nitrogen.
    Oxygen.
  • Different beaks help different birds get food.
    False.
    True.
  • True or False: Sensory organs CAN'T process information.
    False.
    True.
  • In order to breathe, Sharks have...
    Oxygen.
    Lungs.
    Gills.