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WorksheetsChordates
Total questions: 10
Worksheet time: 5mins
What is the flexible skeletal support rod?
Dorsal Hollow Nerve Chord
Notochord
Pharyngeal slits
Endoskeleton
On which side of the body is the Hollow Nerve chord located?
Ventral
Anterior
Posterior
Dorsal
Which structures do all chordates have at some point during their life time?
Notochord, Hollow Nerve chord, Pharyngeal slits, Tail
Notochord, Gill slits, Tail
Hollow nerve chord, notochord, legs, wings
Pharyngeal slits, Head, Thorax, Tail
Which of the following chordates are also vertebrates?
Fish, Amphibians, Lancelets
Fish, Birds, Reptiles, Mammals
Tunicates, Sea squirts, Lancelets
Lampreys, Lancelets, Amphibians
What is an internal skeleton?
exoskeleton
ectoskeleton
endoskeleton
enterskeleton
Where are the pharyngeal slits located?
abdomen
Thorax
Head
Throat
Which of the following represents invertebrate chordates?
tunicates/lancelets
lampreys/hagfish
snakes/lizards
sharks/skates
What is the kingdom vertebrates are classified under?
Chordata
Animalia
Vertebrata
Fogetaboutit
What phylum are vertebrates classified under?
Chordata
Animalia
Stuffleupagus
Protista
