Lab Practical

  1. What kind of animals are in phylum Porifera and what are their key characteristics?
    • Sponges
    • Ingestive-feeding heterotrophs
    • Asymmetrical bodies
    • Food filtering cells called chaonocytes
    • Reproduce sexually and asexually
  2. What kind of animals are in phylum Cnidaria? What are their key characteristics?
    • Jellyfish, sea jellies, hydra, corals, sea anemones
    • Radially symmetrical bodies
    • Possess tentacles with stinging cells called cnidocytes that shoot nematocysts
    • Two body plans: polyps and medusae
    • Extracellular digestion
  3. What kind of animals are in phylum Platyhelminthes? What are their key characteristics?
    • Flatworms, tapeworms, liver flukes
    • Solid, unsegmented, bilaterally symmetrical worms
    • No body cavity
    • Digestive cavity has only one opening
  4. Differences between Acoelomates, Pseudocoelomates, and Coelomates
    • Acoelomates: have no body cavity, flatworms
    • Pseudocoelomates: develop a body cavity between the mesoderm and endoderm, roundworms
    • Coelomates: have a body cavity bounded by mesoderm, connected by the coelem, annelids and mollusks
  5. What kind of animals are in phylum Nematoda? What are their key characteristics?
    • Ascaris, pinworms, hookworms, Filaria
    • Pseudocoelomates
    • Unsegmented, bilaterally symmetrical worms
    • Tubular digestive tract passing from mouth to anus
    • Tiny and without cilia
  6. What kind of animals are in phylum Mollusca? What are their key characteristics?
    • Snails, oysters, octopuses, nudibranchs
    • Three part body: head-foot, visceral mass, mantle
    • Many have shells
    • Possess a unique tongue called radula
  7. What kind of animals are in phylum Annelida? What are their key characteristics?
    • Earthworms, leeches
    • Coelomates
    • Complete digestive tract
    • Possess bristles called "setae"
  8. What kind of animal is in class Gastropoda?
    Snails
  9. What kind of animals are in class Bivalvia? How do they feed?
    • Clams, oysters, scallops, and mussels
    • Feed by siphoning water over gills from incurrent siphon to excurrent siphon
  10. What kind of animals are in class Cephalopoda?
    • Squid, octopus, Nautilus
    • Possess cuttlebone
    • Only animals other than vertebrates with lens eye
  11. What animal is in class Oligochaeta?
    Earthworm
  12. What kind of animals are in phylum Arthropoda? What are their key characteristics?
    • Crustaceans, chelicerates, centipedes/millipedes, insects
    • Segmented bodies
    • Exoskeleton
    • Jointed appendages
    • Open circulatory system
    • Compound eyes
  13. What kind of animals are in subphylum Chelicerata?
    • Spiders, scorpians, and horseshoe crabs.
    • Use chelicerae to eat
  14. What animal is in class Merostomata?
    Horseshoe crab
  15. What animals are in Phylum Echinodermata? What are their key characteristics?
    • Sea stars, sea urchins, sand dollars, sea cucumbers
    • Deuterostomes with radially symmetrical adult bodies
    • Endoskeleton
    • Able to regenerate lost body parts
  16. What animals are in phylum Chordata? What are their key characteristics?
    • Mammals, fish, reptiles, birds, amphibians
    • Notochord
    • Dorsal hollow nerve cord
    • Pharyngeal gill slits
    • Post-anal tail
  17. Class Reptilia
    • Amniotic egg
    • Dry skin
    • Thoracic breathing
  18. What animals are in Order Chelonia?
    Turtles, tortoises, terrapins
  19. What is the reproductive structure found in birds and reptiles?
    Cloaca
Author
smittykitty
ID
326579
Card Set
Lab Practical
Description
lab practical
Updated