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WorksheetsJawless and Cartilaginous Fish
Total questions: 11
Worksheet time: 6mins
Lampreys and hagfish lack
teeth
heads
mouths
jaws
The feeding mode of lamprey is considered:
predation
scavenging
parasitism
filter feeding
How many years ago did fish first appear?
500,000
5 million
50 million
500 million
Which type of fish is the most primitive?
Jawless
Cartilaginous
Bony
Fresh water
Cartilage is different from bone because
It's more flexible
It's lighter
Both answers are correct
The lobes of the caudal fin in most sharks are:
Of equal size
The top lobe is bigger than the bottom
The bottom lobe is bigger than the top
These cartilaginous fish live on the bottom, lack a stinging spine and lay eggs
Sting rays
Electric rays
Manta rays
Skates
Where are shark jaws located to allow for a very streamlined form?
Dorsally
Ventrally
Anteriorly
Posteriorly
