How Much You Know About Plankton? Quiz!

10 Questions | Total Attempts: 477

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How Much You Know About Plankton? Quiz!

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Questions and Answers
  • 1. 
    The term "plankton" comes from the  Greek word planktos, which means...  
    • A. 

      Wandering

    • B. 

      Floating

    • C. 

      Innumerable

    • D. 

      Transparent

  • 2. 
    What distinguishes phytoplankton from other types of plankton? 
    • A. 

      Phytoplankton are plants, zooplankton are animals

    • B. 

      Phytoplankton are female, zooplankton are males

    • C. 

      Phytoplankton are artificial, zooplankton are real

    • D. 

      Phytoplankton are larger than zooplankton

  • 3. 
    Why are phytoplankton important?  
    • A. 

      They are the base of the food chain in the ocean

    • B. 

      They are pretty, oh so pretty

    • C. 

      They are food for seals and sharks

    • D. 

      They are the top of the food chain in the ocean

  • 4. 
    According to the video, how abundant are plankton? 
    • A. 

      There can be more than a million in a teaspoon of water

    • B. 

      The weight of all the plankton in Lake Erie would be equal to the weight of the Empire State Building

    • C. 

      If you lined up all the Earth's plankton, end-to-end, they would stretch to the moon

    • D. 

      They account for about half of all the biomass on the planet

  • 5. 
    All plankton are microscopic. 
    • A. 

      True

    • B. 

      False

  • 6. 
    What’s one of the more interesting parenting behaviors of the amphipod Phronima?
    • A. 

      She eats her young if no other food is available

    • B. 

      She creates a house for her young from the carcass of her prey

    • C. 

      She decapitates other plankton—including other Phronima, if nearby— to feed her young

    • D. 

      She attaches her eggs to the gastrovascular opening of the Lion’s Mane Jellyfish so that the larva can feed on the jellyfish’s effluvia

  • 7. 
    A fish narrates this video.  How does plankton figure into the fish's story?  
    • A. 

      The fish ate plankton during its larval days

    • B. 

      The fish was plankton during its larval days

    • C. 

      The fish was bycatch in a commercial krill fishing harvest

    • D. 

      During a red tide, phytoplankton produced a neurotoxin that killed the fish

  • 8. 
    Why did the narrator call this "edible gold"? 
    • A. 

      It's phytoplankton, which make their own food through photosynthesis

    • B. 

      If you eat them, your teeth will turn gold

    • C. 

      They are gold colored

    • D. 

      Zooplankton farm phytoplankton in fields of gold

  • 9. 
    Why is this plankton green? 
    • A. 

      It's phytoplankton, it contains chlorophyll like all other plants and chlorophyll is GREEN

    • B. 

      The green in this organism is a reflection from a green fish that is passing by

    • C. 

      It's made out of jade

    • D. 

      It probably ate lots of green shrimp

  • 10. 
    Phytoplankton lives near the surface so that they can capture energy from sunlight. 
    • A. 

      True

    • B. 

      False

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