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Aquatic Phylum Review

Total questions: 15

Worksheet time: 8mins

Name
Class
Date
1.

What phylum is a Starfish

a)

Animal

b)

Echinoderm

c)

Mollusk

d)

Cnidarian

2.

A starfish has 2 stomachs

a)

True

b)

False

3.

What type of symmetry does a starfish have

a)

Bilateral

b)

Asymmetry

c)

Radial

d)

None

4.

What type of skeleton do echinoderms have?

a)

Exoskeleton

b)

Hydrostatic skeleton

c)

Endoskeleton

d)

Mesenteric skeleton

5.
Echinoderms have an internal skeleton and a system of fluid-filled tubes called a(n)...
a)
water vascular system
b)
nervous system
c)
notochord
d)
ampulla
6.

Sand dollars and sea urchins both have mouth structures called...

a)

Plato's Closet.

b)

Aristotle's Lantern.

c)

Socrates' Dentures.

d)

Democritus' Facepalm

7.

Squid are included in a group of invertebrates called ________

a)

Arthropods

b)

Cephalopods

c)

Porifera

d)

Annelids

8.

What is the swimming method used by squid to make a fast escape?

a)

Padding

b)

Tail undulations

c)

Full Body undulations

d)

Jet Propulsion

9.

What kingdom do squids belong to?

a)

Animalia

b)

Plantae

c)

Protista

d)

Anthropod

10.

What phylum do squids belong to?

a)

Chordata

b)

Mollusca

c)

Echinodermata

d)

Animalia

11.

How many arms do squids have? (put numerical value only)

(a)  

12.

On the mantle of a squid they have little tiny dots all over. The dots allow squids to change colors. What are those dots called?

a)

Siphon

b)

Tentacles

c)

Chromatophores

d)

Chloroplast

13.

The siphon is an important structure of a squid. Which functions listed below are used by the siphon?

a)

Propels the squid through the water

b)

Releases waste

c)

Changes the color of the mantle

d)

Releases the ink

14.

How many hearts does a squid have? (use the numerical value)

(a)  

15.

The tube shaped body that is considered the shell is called?

a)

pen

b)

pencil

c)

fin

d)

tentacle