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WorksheetsEarly Chordates
Total questions: 16
Worksheet time: 4hrs 0mins
Tunicates feed in which way?
Herbivory
Deposit feeding
Filter feeding
Hunting
Another name for Tunicates
Urochordates
Sea sponge
Lancetes
lancetfish
Which is the Adult?
Picture on the LEFT
Picture on the RIGHT
Do all chordates have all the characteristics their entire lives?
YES
NO
What is Structre A?
Pharynx
Atrium
Anus
Stomach
What is Structre B?
Pharynx
Atrium
Anus
Stomach
What is Structre D?
Pharynx
Atrium
Anus
Stomach
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
lampreys
snakes
sharks
