wayground logo

Free Printable Worksheets

NEW

Font size

S
M
L
XL
Worksheets

Invertebrates

Total questions: 24

Worksheet time: 12mins

Name
Class
Date
1.
I am spiny, have a water vascular system with tube feet, radial symmetry, and am called a brittle star.
a)
Mullosk
b)
Arthropod
c)
Echinoderm
d)
Cnidarian
2.
I am an arachnid, have four pairs of legs, and a body with two sections.
a)
Echinoderm
b)
Arthropod
c)
Annelid
d)
Porifera
3.
I am spiny, have a water vascular system with tube feet, radial symmetry, and am called a brittle star.
a)
Mullosk
b)
Arthropod
c)
Echinoderm
d)
Cnidarian
4.
I am an arachnid, have four pairs of legs, and a body with two sections.
a)
Echinoderm
b)
Arthropod
c)
Annelid
d)
Porifera
5.
I have a soft-body, a hard shell, and live on land and water.  What am I?
a)
Mollusk
b)
Arthropod
c)
Echinoderm
d)
Cnidarian
6.
I have a hard exoskeleton, a segmented body, pairs of jointed appendages, and live on land and water.  I am a crab.  What is my phylum?
a)
Mollusk
b)
Arthropod
c)
Echinoderm
d)
Cnidarian
7.
I have three pairs of legs and a body divided into three sections.  As a butterfly, I have wings.
a)
Echinoderm
b)
Annelid
c)
Arthropod
d)
Mollusk
8.

To what phylum do I belong?

a)

Echinoderm

b)

Cnidarian

c)

Mollusk

d)

Annelid

9.

To what phylum do I belong?

a)

Annelid

b)

Mollusk

c)

Echinoderm

d)

Cnidarian

10.

Which taxonomic class is the largest?

a)

Genus

b)

Species

c)

Class

d)

Order

11.

State the phylum of this organism

a)

Porifera

b)

Arthropoda

c)

Cnidaria

d)

Molluska

12.

Animals that do not have a(n) _______________ are called invertebrates

a)

Vertebrate

b)

Backbone

c)

Bone

d)

Skeleton

13.

Some invertebrates are , which are animals that survive

by living inside or on another organism, get food from the organism, and do not

help in the organism’s survival.

a)

Insects

b)

Worms

c)

Parasites

d)

Survivors

14.

The process of an insect changing body form as it grows from an egg to an

adult is called

a)

Changing

b)

Metamorphosis

c)

Evolution

d)

Fussion

15.

It has jointed appendages that extend from the

central part of its body.

a)

Mollusks

b)

Arthropods

c)

Echinoderms

d)

Cnidarians

16.

Look at the following picture and correctly identify the phyla to which it belongs

a)

Porifera

b)

Cnidaria

c)

Platyhelminthes

d)

Nematoda

17.

Look at the following picture and correctly identify the phyla to which it belongs

a)

Porifera

b)

Cnidaria

c)

Nematoda

d)

Mollusca

18.

Arthropods have ____________ symmetry.

a)

radial

b)

none

c)

jointed

d)

bilateral

19.

This term means arthropods lose their exoskeleton to grow larger

a)

molt

b)

melt

c)

break

d)

slide

20.

Letter C is identifying what part of a crayfish?

a)

abdomen

b)

cephalothorax

c)

cheliped

d)

telson

21.

The term 'arthropod' literally means

a)

bent leg

b)

jointed foot

c)

bent foot

d)

jointed skeleton

22.

Another name for the pincers/ claws are

a)

swimmeretts

b)

thorax

c)

chelipeds

d)

mandibles

23.

How do crayfish breathe?

a)

gills

b)

lungs

c)

through their skin

d)

they don't

24.

The phylum arthropoda is the largest animal group on the planet.

a)

True

b)

False