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Marine Science: Fish

Total questions: 80

Worksheet time: 1hrs 20mins

Name
Class
Date
1.

Found in creatures that are similar to the earliest fish, which feature of fish evolved first?

a)

bony skeleton

b)

jaws

c)

backbone

d)

dorsal nerve cord

2.

Which fish has a bony skeleton?

a)

lamprey

b)

great white shark

c)

stingray

d)

bullhead catfish

3.

How do biologists get genetic information from fish?

a)

population tagging

b)

blood samples

c)

fin clips

d)

captive breeding

4.

Which of these is not a class of fish?

a)

Agnatha/Jawless

b)

Condrichthyes/Cartilaginous

c)

Osteichthyes/Bony

d)

Osteonthyes/Boneless

5.

This is the organ where gas exchange occurs in fish.

a)

Gills

b)

Lungs

c)

Heart

d)

Operculum

6.

What class of fish are sharks classified in?

a)

Jawless

b)

Cartilaginous

c)

Bony

d)

Boneless

7.

Sharks are classified into the same class as which other fish?

a)

Dolphins

b)

Rays and Skates

c)

Trout and Bass

d)

Whales

8.

In fish, what is the name of the fluid-filled canal that detects movement and vibrations in water?

a)

Lateral Line

b)

Vertical Line

c)

Horizontal Line

d)

Lateral Spine

9.

What is the name of the internal structure that controls a fish's depth in the water?

a)

Liver

b)

Air Pocket

c)

Lung Bladder

d)

Swim Bladder

10.

Which of these is the common example for agnatha/jawless fish?

a)

Sharks, Skates, and Rays

b)

Lamprey and Hagfish

c)

Flounder and Tuna

d)

Seahorses

11.

Which of these is the largest class of fish?

a)

Jawless

b)

Cartilaginous

c)

Bony

d)

Bonless

12.

Most fish utilize this type of reproduction/fertilization.

a)

External Fertilization

b)

Internal Fertilization

c)

Regeneration

d)

Cloning Fertilization

13.

The tail fin of a fish is also known as the __________ fin.

a)

Pectoral

b)

Pelvic

c)

Dorsal

d)

Caudal

14.

Which of the following is not controlled by the fins of the fish?

a)

Balance

b)

Steering

c)

Swimming

d)

Breathing

15.

The fish class osteichthyes is unique because the fish classified into this group have a(n) _________________.

a)

Skeleton

b)

Brain

c)

Exoskeleton

d)

Jaw

16.

Which of the following is not a species of shark?

a)

White

b)

Bull

c)

Mako

d)

Moray

17.

Which of these is the main difference between rays and skates?

a)

Rays have a stinging spine on their tails.

b)

Skates have a stinging spine on their tails.

c)

Rays are nocturnal.

d)

Skates only eat crabs.

18.

The structure labeled #5 is the

a)

dorsal fin.

b)

gill filament.

c)

operculum.

d)

lateral line.

19.

The structure labeled #9 is called the

a)

pectoral fin.

b)

operculum.

c)

pelvic fin.

d)

jaw.

20.
Goldfish, tuna, trout, bass are all
a)
Jawless
b)
Cartilaginous
c)
Bony
21.
What does the swim bladder control?
a)
The fish's position in the water (helps it float)
b)
The fish's need for food
c)
The fish's swimming speed
d)
All of these
22.
What kind of scales does a shark have?
a)
Placoid
b)
Ganoid
c)
Ctenoid
d)
Cycloid
23.
What is a shark's adaptation to maintain neutral buoyancy?
a)
Fluid in the ears
b)
 Gas filled bladder
c)
Large oily liver
d)
Nictitating membrane
24.
What fins are found near the gills and are responsible for steering and direction?
a)
pelvic fins
b)
pectoral fins
c)
caudal fin
d)
dorsal fin
25.

This part of the fish may be classified as Caudal, Pectoral or Dorsal.

a)

swim bladder

b)

lateral line

c)

gills

d)

fins

26.

This fish has which kind of mouth?

a)

Superior

b)

Terminal

c)

Inferior

27.

Gills allow fish to:

a)

take water from the air

b)

take oxygen from water

c)

climb trees

28.
Fish are...
a)
Vertebrates
b)
Invertebrates
29.

Which type of fish is the most primitive?

a)

Jawless

b)

Cartilaginous

c)

Bony

d)

Fresh water

30.

Lampreys and hagfish lack

a)

teeth

b)

heads

c)

mouths

d)

jaws

31.

Cartilage is different from bone because

a)

It's more flexible

b)

It's lighter

c)

Both answers are correct

32.

The lobes of the caudal fin in most sharks are:

a)

Of equal size

b)

The top lobe is bigger than the bottom

c)

The bottom lobe is bigger than the top

33.

Where are shark jaws located to allow for a very streamlined form?

a)

Dorsally

b)

Ventrally

c)

Anteriorly

d)

Posteriorly

34.

These cartilaginous fish live on the bottom, lack a stinging spine and lay eggs

a)

Sting rays

b)

Electric rays

c)

Manta rays

d)

Skates

35.

In what CLASS does this species belong?

a)

Porifera

b)

Chondrichtyes

c)

Osteichtyes

d)

Lateral Line

36.
What are vertebrates?
a)
Animals with a backbone
b)
Animals without a backbone
c)
Fish
d)
All types of animals
37.

The tail of a fish is also called its

a)

Caudal fin

b)

lateral line

c)

eyes

d)

dorsal fin

38.

Fish belong to the phylum

a)

Porifera

b)

Vertebrata

c)

Mollusca

d)

Chordata

39.

SELECT TWO: The two organs that allow fish to sense vibrations and bioelectric fields in the water are _________ and ___________

a)

Ampullae of lorenzini

b)

Spiracles

c)

Lateral line

d)

Operculum

40.

All fish have the following except...

a)

Scales

b)

Fins

c)

Lungs

d)

Gills

41.

What is the biggest difference between rays and skates?

a)

Tail length

b)

Ability to generate electric charge

c)

Reproductive strategies

d)

Geographical distribution

42.

Sharks must continue swimming to breathe due to lack of what structure?

a)

Siphon

b)

Lungs

c)

Swim bladder

d)

Operculum

43.

________ protect the fish's body

a)

Fins

b)

Gills

c)

Operculum

d)

Scales

e)

Swim bladder

44.

________ pump water over the gills

a)

Fins

b)

Gills

c)

Operculum

d)

Scales

e)

Swim bladder

45.

Which class of fish has a bony skeleton?

a)

Chondrichthyes

b)

Osteichthyes

c)

Both

46.

Which class of fish has no maternal care after young are born?

a)

Chondrichthyes

b)

Osteichthyes

c)

Both

47.

Which class of fish has cycloid, ctenoid or ganoid scales?

a)

Chondrichthyes

b)

Osteichthyes

c)

Both

48.

Because the bodies of freshwater fish contain more ions than the surrounding water, they

a)

excrete concentrated urine.

b)

need to take in salts from the environment.

c)

tend to take in water through osmosis.

d)

both (b) and (c).

49.

A goldfish propels itself forward with its

a)

caudal fin.

b)

pelvic fins.

c)

pectoral fins.

d)

dorsal fins.

50.

#3 is the ______ fin

a)

dorsal

b)

lateral

c)

anterior

d)

bottom

51.
_______________ is when an animal blends into its environment.
a)
camouflage
b)
mimicry
c)
warning coloration
52.

Fish that give birth to live young are

a)

oviparous

b)

viviparous

53.

Which of the following bony fish do NOT have a swim bladder?

a)

Guppies

b)

Mollies

c)

Catfish

d)

Clownfish

54.

Organisms with both male and female reproductive organs are referred to as:

a)

Hermaphrodites

b)

Copulites

c)

Live-Bearers

d)

Spawn

55.

When male and female fish release their sperm and egg into the water to be fertilized this is referred to as:

a)

Copulation

b)

Spawning

c)

Internal Fertilization

d)

Courtship

56.

When male and female fish release their sperm and egg into the water to be fertilized this is referred to as:

a)

Copulation

b)

Spawning

c)

Internal Fertilization

d)

Courtship

57.

Behaviors associated with trying to attract a mate are referred to as:

a)

Gestation

b)

Courtship

c)

Fertilization

d)

Copulation

58.

Bony Fish that perform copulation reproduce by:

a)

Internal Fertilization

b)

External Fertilization

c)

Spawning

d)

Hermaphroditism

59.

What kind of fish / sea creature is it?

a)

Stingray

b)

shark

c)

sailfish

d)

puffer fish

60.

Which of the following is NOT a cartilaginous fish?

a)

Ray

b)

Eel

c)

Shark

61.
Which of the following is NOT a jawless fish?
a)
Eel
b)
Hagfish
c)
Lamprey
62.

Fish are warm-blooded.

a)

true

b)

false

63.

An animal that can not control its internal body temperature very well is a (an)

a)

endotherm

b)

epitherm

c)

ectotherm

d)

hemitherm

64.

How does a ray differ from a lamprey?

a)

a ray has jaws

b)

a ray has a backbone

c)

a ray has gills

d)

a ray aquatic

65.
If a fish's swim bladder was destroyed, the fish would be unable to 
a)
stabilize its body at different depths.
b)
eliminate excess oxygen.
c)
digest food.
d)
process body wastes.
66.

Which of the below is a parasitic jawless fish?

a)

Lamprey

b)

Hagfish

c)

Sea squirt

d)

Lancelet

67.

Why do hagfish produce slime?

a)

To trap prey

b)

To create shelters

c)

For protection when attacked

d)

To fight rivals & claim territory

68.

Which of these cartilaginous is least related to the others

a)

Sharks

b)

Rays

c)

Skates

d)

Chimearas

69.

Where is a sharks caudal fin?

a)

The top

b)

The bottom

c)

The front

d)

The rear

70.

What does the ampullae of lorenzini do?

a)

Senses water movement

b)

Detects Blood

c)

Senses electrical impulses

d)

Detects temperature chages

71.

Which of these is not a difference between a ray and a skate?

a)

Skates are very small

b)

Skates cannot sting

c)

Skates have fins on their tail

d)

Skates' pelvic fins have 2 lobes instead of 1

72.

Fish that spend their lives in the ocean and migrate to fresh water to breed are

a)

Anadromous

b)

Catadromous

c)

Viviparous

d)

Haline

73.

What does the fish class name "Agnatha" mean?

a)

Jawless

b)

Cartilage fish

c)

Bony Fish

d)

Toothy

74.

True or False.... A dolphin is a fish.

a)

False

b)

True

75.
What do you call a big group of fish that move in the same direction?
a)
Shoals
b)
School
c)
Packs
d)
Bank
76.
Fish that spend most of their lives in freshwater and return to the sea to spawn
a)
catadromous
b)
anadromous
c)
freshwater
d)
marine
77.

Transparent, eyelid-like membrane that covers the eye of sharks

a)

nictitating membrane

b)

monocular vision

c)

ampullae of Lorinzini

d)

spiral valve

78.

In order to maintain water homeostasis, marine fish must use their kidneys to

a)

conserve water and expell salt.

b)

conserve salt and expell water.

c)

become exactly isotonic with the sea water.

d)

revert to being hypotonic.

79.

This fish has which kind of mouth?

a)

Superior

b)

Terminal

c)

Inferior

80.

Fish olfactory sacs help fish

a)

Balance

b)

See

c)

Smell

d)

Detect electric impulses

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