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Structures of Life

  •  English    17     Public
    Fourth grade structures of life review
  •   Study   Slideshow
  • What part of the plant hold the embryo?
    seed
  •  15
  • What is the system called when you grow a plant with only water and nutrients?
    hydroponics
  •  15
  • In order for germination to occur what must be present?
    water
  •  15
  • List the three ways that seeds disperse in nature -
    animals, water, and wind
  •  15
  • What part of the plant are seeds found in?
    fruit
  •  15
  • The start of a seeds growth is called -
    germination
  •  15
  • What do plants need to grow in water without soil?
    nutrients
  •  15
  • What is the main part of the crayfish's body?
    carapace
  •  15
  • List at least two ways that crayfish adapt to survive. (Think of your reading assignment a couple of weeks ago)
    pincers for getting food, pincers for defending itself, carry eggs under their tails, antenna to feel for food, hard exoskeleton to protect body from predators,
  •  25
  • What is the slimy, cotton-like growth that develops on some materials
    mold
  •  15
  • When something is resting or inactive it is -
    dormant
  •  15
  • What do you call it when a crayfish crawls out of its' shell as it grows?
    molting
  •  15
  • something an animal does is called a -
    behavior
  •  15
  • What do you call the place where an animal lives?
    habitat
  •  15
  • When we decide about how much something has without counting it is called
    estimation
  •  15
  • Color, shape, and texture are all examples of
    properties
  •  15