Study

Invertebrates

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  • This animal belongs to which phylum?
    Platyhelminthes or Flatworms
  • Name an animal with radial symmetry
    Any cnidarian or echinoderm
  • This animal has which type of skeleton?
    Exoskeleton
  • Name the three body segments of arthropods
    Head, thorax, abdomen
  • Echinoderms have which type of circulatory system: (A)a complex system, (B) a saline based system, (C) a water based vascular system, (D) a blood based system
    (C) A water based vascular system
  • Which phylum does this animal belong to?
    Arthropoda or Arthropods
  • Name an animal that is sessile for the majority of its life
    Possible answers: sponge, coral, tunicate, polyp...
  • Name an animal that can reproduce through fragmentation
    Possible: Sea stars, sponges, flatworms like a tape worm
  • This indicates which type of metamorphosis?
    Incomplete
  • Which body form does this animal have?
    Medusae
  • What is an example of a worm that would belong to the phylum Annelida: earthworm, flatworm, roundworm, or silkworm?
    Earthworm
  • Name an insect that lives in a colony
    Possible: Termites, ants, or bees
  • Where do adult Lancelets spend most of their adult lives?
    In shallow marine waters, Buried in the sand
  • Name the 4 shared characteristics of all Chordates
    Notochord, dorsal nerve chord, pharyngeal slits & post-anal tail
  • What percentage of animals are invertebrates? (Must be within 2%)
    97%
  • What does the term, "hermaphrodite," mean in the context of reproduction?
    The same organism produces both egg and sperm
  • True or False: Most insects reproduce with parthenogenesis.
    False: most insects reproduce sexually
  • What is the name of the type of stinging cell that all cnidarians have? (the word that we talked about in class)
    Nematocyst
  • Flukes are parasitic flatworms that live where?
    The Liver
  • Pinworms belong to which phylum: (A) Annelida, (B) Platyhelminthes, (C) Porifera, (D) Nematoda
    (D) Nematoda
  • How many "hearts" does an earthworm have?
    5
  • Name the two invertebrate animals in the Phylum Chordata.
    Tunicates and Lancelets
  • Name an animal that is a gastropod.
    Snail, slug
  • Name 3 animals from Phylum Mollusca
    Options: Octopuses, squids, clams, snails, mussels, oysters, slugs, cuttlefish
  • Does this animal have a complete or incomplete digestive system?
    Incomplete