WorksheetsCartilaginous Make-Up Assignment
Total questions: 10
Worksheet time: 10mins
Name
Class
Date
1.
The intestines of sharks have a specialized structure that aids in nutrient absorption called a
a)
Corkscrew
b)
Spiral Valve
c)
Ribbon
d)
Cloaca
2.
Shark skin is made up of specialized scales called
a)
Scales
b)
Plates
c)
Placoid Scales
d)
Shells
3.
Cartilaginous fishes are made up of
a)
Ratfishes
b)
Skates
c)
Sharks
d)
Rays
4.
Mrs. Young's favorite kind of shark is
a)
Whale sharks
b)
Thresher sharks
c)
Great White sharks
d)
Mako sharks
5.
Shark teeth are shaped like
a)
Rectangles
b)
Triangles
c)
Ovals
d)
Squares
6.
Great white sharks have nictitating membranes.
a)
True
b)
False
7.
The largest family of sharks is
a)
Alopiidae
b)
Carcharhinidae
c)
Rhincodontidae
d)
Squalidae
8.
Class Agnatha contains
a)
Hagfishes
b)
Lampreys
c)
Eels
d)
Sea monkeys
9.
Sharks have one pectoral fin.
a)
True
b)
False
10.
Most sharks have a _____________________ shaped tail.
a)
Paddle
b)
Fan
c)
Heterocercal
d)
Forked
100 %
