WorksheetsShark vs Fish Comparison
Total questions: 38
Worksheet time: 21mins
Select all that apply for Chondrichthyes:
cartilage structure
bony fish
gill slits
operculum
denticles
Select all that apply for Osteichthyes:
cartilage structure
bony fish
gill slits
operculum
denticles
Select all that apply for Osteichthyes:
egg laying (ovoviporous)
can reproduce through live birth
scales
2 nostrils
4 nostrils
Select all that apply for Chondrichthyes:
egg laying (ovoviporous)
can reproduce through live birth
scales
2 nostrils
4 nostrils
Select all that apply for Chondrichthyes:
Spiracles
flexible fins
Ampullae of Lorenzini
rigid fins
Select all that apply for Osteichthyes:
Spiracles
flexible fins
Ampullae of Lorenzini
rigid fins
swim bladder
Chondrichthyes do not have a swim bladder, what do they use to stay afloat?
large oily liver
air bladder
fins
Select all that chondrichthyes and osteichthyes have in common:
vertebrate
gills for respiration
endothermic
4 chambered heart
2 chambered heart
Select all that chondrichthyes and osteichthyes have in common:
ectothermic (cold blooded)
fins for swimming
lateral line
aquatic
endoskeleton
What is an example of chondrichthyes?
sharks, stays and rays
perch, salmon, etc
jawless fish
whales and dolphins
What is an example of osteichthyes?
sharks, stays and rays
perch, salmon, etc
jawless fish
whales and dolphins
This organ allows fish to sense changes in water pressure and orient it's depth in the water.
Nare
Lateral Line
Operculum
Vent
This fin is responsible for power & propulsion.
Dorsal
Anal
Pelvic
Caudal
This fin is used for steering & creates lift.
Caudal
Dorsal
Pectoral
Pelvic
How many chambers does a fish heart have?
one
two
three
four
Organ in bony fish that allows them to control their up and down movement in the water.
swim bladder
pancreas
stomach
gills
Fish, some sharks, that give live birth and nourish embryos with a placenta called
oviparous
ovoviviparous
viviparous
What is a function of the operculum in a bony fish?
opens to expel parasites from fish gills
opens to take in oxygenated water for the fish
acts as a breastplate to protect the heart
opens to slow the fish down when swimming
The hard plate that covers and protects the gills of bony fish?
barbel
operculum
peduncle
caudal fin
Why is it important to save sharks?
There isn't a reason.
They are crucial to maintaining the health of marine ecosystems.
They are cool!
Because Mrs. Henderson said so
Why are sharks under threat of extinction? (select all that apply)
slow growing and late to mature
long pregnancies with low birth rate
may not reproduce every year
constantly attack humans
The shark's sandpaper like skin. What causes the skin to be so rough?
denticles
spiracles
teeth
armour plates
