Study

5th grade Living Systems

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  • Two of the labels are PRODUCTS of photosynthesis. What are they and what product is missing from the picture?
    water, oxygen, leaves
    oxygen, carbon dioxide, sugar
    light, water, sun
    oxygen, water, sugar
  • sunlight + carbon dioxide + water =
    photosynthesis
  • Plants are the major source of ___________ on Earth and help keep us alive.
    oxygen
  • True / False - PRODUCERS RELEASE OXYGEN TO THE AIR.
    true
  • Using the food web, number the organisms in order from the largest population to the smallest.
    vulture, mouse, grasshoppers, grasses
    grasses, grasshoppers, hawk, mouse, vulture
    grasses, snake, mouse, vulture, coyote
    mouse, grasses, snake, hawk, coyote
  • In this desert biome food web, would what have the largest population?
    rabbits
    bacteria
    grasshopper
    hawks
  • What is number 5 of the digestive system?
    colon
  • What is number 3 of the digestive system?
    large intestine
  • What is number 2 of the digestive system?
    stomach
  • What is the process by which dead organic substances are broken down into simpler matter?
    decomposition
  • SUGAR FOUND IN FOOD
    glucose
  • What is number 6 of the digestive system?
    rectum
  • What is number 1 of the digestive system?
    esophagus
  • Plants use the energy of the sun to change water and carbon dioxide into _______.
    sugar
  • What is number 4 of the digestive system?
    small intestine
  • What does this plant NOT need to be able to make their own food?
    light
    sugar
    carbon dioxide
    water
  • What is not a true statement about decomposition in the environment?
    Consumers could die if producers could not make food.
    Primary consumers gain nutrients from decomposition.
    Plant decomposition is recycled into the environment.
    It does not help in an ecosytem.
  • What conclusions can NOT be made from the picture?
    Salmon is a third level consumer
    Sardines population is related to the zooplankton population
    lower you go on the food chain, the greater the population
    zooplankton is a producer
  • A hummingbird needs a lot of energy which requires a lot of food (sugar) from plants. What does NOT describe something that helps a hummingbird get that energy from the plant?
    long beak
    wings
    tongue
    saliva
  • What is foods main purpose?
    to provide water
    to provide carbon dioxide
    to provide oxygen
    to provide energy
  • Where do plants produce their food?
    leaves