WorksheetsCh6.3 Chordata
Total questions: 11
Worksheet time: 9mins
Chordates are ...
Protostomes
Deuterostomes
Anything they want to be. They have the freedom to choose
Chordates have ...
Endoskeletons
Exoskeletons
Label the four traits of chordates
Postanal Tail
Pharyngeal Pouches/Slits
Dorsal Hollow Nerve Cord
Notochord
The gills are derived from the...
Postanal tail
Pharyngeal pouches
Dorsal hollow nerve cord
Notochord
The dorsal, flexible rod that is used to anchor muscles for locomotion
Pharyngeal Pouches
Postanal Tail
Dorsal hollow nerve cord
Notochord
The dorsal, flexible rod that becomes the segmented backbone in vertebrates
Pharyngeal Pouches
Postanal Tail
Dorsal hollow nerve cord
Notochord
The structure that becomes the spinal cord in vertebrates
Pharyngeal Pouches
Postanal Tail
Dorsal hollow nerve cord
Notochord
Which Subphylum would this organism belong to?
Vertebrata
Cephalochordata
Urochordata
T/F: Tunicates & Sea Squirts lose the notochord, tail, and nerve cord when developing into the adult stage
True
False
ID this animal
Lancelet
Sea Squirt
Jawless fish
Cartilaginous fish
Match the fgollowing organisms to their subphylum
Bony fish
Cartilaginous Fish
Jawless Fish
Reptiles
Birds
Amphibians
Mammals
Sea Squirts
Tunicates
Lancelets
