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SCIENCE EXAM REVIEW

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    Choose the correct answer
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  • What are the 3 main things that need plants to survive?
    Sunlight, air and water.
  •  5
  • what sources of energy do plants use to make food?
    Using the energy of sunlight.
  •  10
  • What is the main product of Photosynthesis?
    Food in the form of sugar
  •  15
  • What substance allows plants to capture sun´s energy?
    Chlorophyll
  •  20
  • kind of one-cell living things, these are decomposer
    Bacteria.
  •  25
  • series of organisms each dependent on the next as a source of food
    food chain
  •  5
  • This is a method of growing plants in water instead of soil
    Hydroponics
  •  10
  • This is a living thing that makes its own food
    producers
  •  15
  • This is a network of food chains that shows how energy moves through and ecosystem
    food web
  •  20
  • this a part of food and soil that helps living things stay healthy and grow
    Nutrients
  •  25
  • This is an organism that breaks down dead organisms and the waste of living things
    decomposers
  •  5
  • This is the green pigment in plants that makes it possible for them to make food from carbon dioxide and water
    Chlorophyll
  •  10
  • These are organisms such as molds and mushrooms, that have no chlorophyl
    fungi
  •  15
  • This is a living thing that eats plants of animals
    consumers
  •  20
  • this is a chemical process that green plants use to turn water and carbon dioxide into food
    photosynthesis.
  •  25