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Worksheets

fishes

Total questions: 20

Worksheet time: 40mins

Name
Class
Date
1.
Fish are...
a)
Vertebrates
b)
Invertebrates
2.

Most fish have what covering their bodies

a)

Scales

b)

Gills

c)

Skin

d)

Feathers

3.

Lungs are to mammals as _____________ are to fish.

a)

gills

b)

feet

c)

antennae

d)

scales

4.

A shark's skeleton is made of...

a)

Bone

b)

Cartilage

5.

What kind of fish / sea creature is it?

a)

Stingray

b)

shark

c)

sailfish

d)

puffer fish

6.

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

a)

False

b)

True

7.

What kind of fish is it?

a)

Shark

b)

Ray

c)

Sailfish

d)

puffer fish

8.
What do you call a big group of fish that move in the same direction?
a)
Shoals
b)
School
c)
Packs
d)
Bank
9.

Some fish have a coat of slime on their bodies to protect from bacterial infection.

a)

True

b)

False

10.

The swim bladder is used by bony fish to....

a)

breath.

b)

maintain a specific depth in the water.

c)

change its buoyancy.

d)

avoid prey.

11.

Fish are ....

a)

warm blooded

b)

cold blooded

12.

Though beautiful, the lion fish has become a (n) _________________ species in many coral reefs of the Caribbean.

a)

meat

b)

invasive

c)

important

d)

keystone

13.

What Phylum are fish a part of?

a)

Animalia

b)

Agnatha

c)

Chordata

d)

Osteichthyes

14.

Fish hearts have _____ chambers

a)

2

b)

4

c)

6

d)

1

15.

In bony fish, the gills are covered by an _____________.

a)

gill arches

b)

operculum

c)

gill filaments

d)

spiracles

16.

This structure is used to detect vibrations in the water.

a)

olfactory sacs

b)

nictitating membrane

c)

lateral line

d)

spiracles

17.

This behavior helps fish protect against predators and increase swimming efficiency

a)

dancing

b)

schooling

c)

courtship

d)

migration

18.

Fish that live in the open ocean have dark backs, silvery sides and a white belly; this is know as

a)

Cryptic coloration

b)

Counter shading

c)

Disruptive coloration

d)

Warning coloration

19.

The most ancestral of the fish do not have jaws. They are in the group _________________________.

a)

Chondrichthyes

b)

Osteichthyes

c)

Pachedermyes

d)

Agnatha

20.

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.