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WorksheetsAgnatha and Chondrichthyes Quiz
Total questions: 25
Worksheet time: 13mins
Which of the following is a characteristic of Agnatha?
Presence of jaws
Cartilaginous skeletons
Lack of paired fins
Bony skeletons
What type of skeleton do Chondrichthyes have?
Bony
Cartilaginous
No skeleton
Exoskeleton
Which group does a shark belong to?
Agnatha
Chondrichthyes
Osteichthyes
Amphibia
Which of the following is NOT a characteristic of sharks and rays?
Cartilaginous skeleton
Swim bladder
Pectoral fins modified into wings (in rays)
Sharp teeth (in sharks)
How do members of Agnatha feed?
Using sharp teeth
With a beak
Suction feeding
Using jaws
What is a unique feature of cartilaginous fish compared to bony fish?
Presence of scales
Ability to regulate buoyancy with a swim bladder
Skeleton made entirely of cartilage
Presence of lungs
What distinguishes Agnatha from other fish classes?
The presence of a swim bladder
The absence of jaws
The ability to regenerate lost parts
The presence of cartilaginous skeletons
Class chondrichthyes
include sharks, skates and perch.
are bony fish that store urea in their blood for osmostic balance.
are fish with jaws but no paired fins.
contains carnivorous fish with cartilage skeletons.
What class does this fish belong to?
myxini
chondrichthyes
osteoichthyes
agnatha
Cartilage is different from bone because
It's more flexible
It's lighter
Both answers are correct
This is the organ where gas exchange occurs in fish.
Gills
Lungs
Heart
Operculum
In fish, what is the name of the fluid-filled canal that detects movement and vibrations in water?
Lateral Line
Vertical Line
Horizontal Line
Lateral Spine
What Phylum are fish a part of?
Animalia
Agnatha
Chordata
Vertebrata
Osteichthyes
How many chambers does a fish heart have?
1
2
3
4
The lateral line system enables a fish to
detect vibrations in the water.
see objects at a distance.
smell.
swim rapidly.
Cartilaginous fish have an extra sense organ called the __________ that can detect weak electrical fields
lateral line
nictitating membrane
ampullae of Lorenzini
lamellae
What body part is used to pull water into the gills in some animals in the class Chondrichthyes?
Ampullae of Lorenzini
Claspers
Nares
Spiracles
Why is a skeleton made of cartilage advantageous for sharks?
It's more flexible and maneuverable
It's lighter and therefore faster
It provides them greater range of motion than their prey
all of the above
What fish is this?
Chondrichthyes
Agnatha
Osteichthyes
Lobe-finned
What fish is this?
Agnatha
Osteichthyes
Chondrichthyes
Chimaera
What kind of fish / sea creature is it?
Stingray
shark
sailfish
puffer fish
Lampreys and hagfish lack
teeth
heads
mouths
jaws
