Study

Soil

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  • What is a habitat?
    A home for a living thing
  • Why can't soil be compacted down?
    There needs to be room for air and water and for the roots to grow
  • How does fungi help soil?
    Helps to break down dead plants and animals.
  • What is soil?
    The top layer of the earth
  • What happens to rocks that they become soil?
    They break down
  • Why are there different types of soil?
    Because there are different types of rocks and organic matter in different places
  • What can be used to see the small particles in soil?
    A microscope
  • What is an organism?
    A living thing
  • What is humus?
    Soil formed from decaying plants and animals
  • What 3 ways can a rock be broken down?
    Water, ice, wind
  • What is an organic material?
    Rotting plants and animals that give soil nutrients
  • What is a natural resource?
    something from nature that people can use
  • True or false- A prairie would contain a lot of humus
    True
  • What color soil do plants grow best in?
    Dark soil
  • What is in soil?
    Many different particles, - including sand, silt, clay
  • What is the parent material of soil?
    Rock
  • True or false- A desert has a lot of humus
    False
  • What is it called when plants and animals die and break down?
    They decay
  • What is fungi?
    Mold and mushrooms
  • How many different types of soil is there in the United States?
    50,000