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Zones, lifestyles, and invertebrates

Total questions: 20

Worksheet time: 10mins

Name
Class
Date
1.
the area between the high tide and the low tide mark
a)
benthic zone
b)
intertidal zone
c)
pelagic zone
d)
abyssal zone
2.
organisms that live on or in the bottom
a)
benthos
b)
neuston
c)
littoral
d)
heterotrophs
3.
organisms that swim against the ocean’s currents
a)
 neuston
b)
plankton
c)
nekton
d)
naphron
4.
the entire bottom portion of the ocean
a)
pelagic zone
b)
bathyal zone
c)
neustonic zone
d)
benthic zone
5.
organisms that drift in the ocean unable to swim against the currents
a)
benthos
b)
plankton
c)
nekton
d)
epifauna
6.
The ocean layers are divided by the amount of __________________ in each layer.
a)
animals
b)
salt
c)
light
d)
people
7.

I am spiny, have a water vascular system with tube feet, radial symmetry, what phylum do I belong to?

a)

Mullosk

b)

Arthropod

c)

Echinoderm

d)

Cnidarian

8.

I have a soft-body, a hard shell, and live on land and water.  what phylum do I belong to?

a)

Mollusk

b)

Arthropod

c)

Echinoderm

d)

Cnidarian

9.

I have a hard exoskeleton, a segmented body, pairs of jointed appendages, awhat phylum do I belong to?

a)

Mollusk

b)

Arthropod

c)

Echinoderm

d)

Cnidarian

10.
I have a cavity with one opening.  I am coral.  In what phylum am I?
a)
Mollusk
b)
Arthropod
c)
Echinoderm
d)
Cnidarian
11.
What type of symmetry do sponges (Porifera) have?
a)
asymmetrical
b)
radial
c)
bilateral 
d)
medial
12.
This form of cnidaria is known as a __________.
a)
medusa
b)
polyp
13.
This form of cnidaria is known as a _______.
a)
polyp
b)
medusa
14.
Sponges use pores to 
a)
move from place to place.
b)
filter food from the water.
c)
defend themselves.
15.
Cnidarians have what kind of symmetry?
a)
Radial
b)
Bilateral
c)
Asymmetrical
16.

What is a radula?

a)

A Tounge like sturcture used to scrape plant matter into easy to eat pieces.

b)

A part used to make protection.

c)

the fancy way to say "Tentacle"

d)

Movment

17.

What is a Mantle

a)

A part used to make a hard shell for a mollusks body.

b)

A part used for disposing waste products.

c)

A pattern on the shell that shows that the animal is poisonus.

d)

Used to release a odor that attracts mates (even though some are under water).

18.
What does the term echinoderm mean?
a)
tube feet
b)
star shaped
c)
spiny skin
d)
stomach foot
19.
What type of skeleton do echinoderms have?
a)
Exoskeleton
b)
Hydrostatic skeleton
c)
Endoskeleton
d)
Mesenteric skeleton
20.

Since the exoskeleton limits the growth of arthropods, they have to shed their exoskeletons and form a new one. This is called ____.

a)

defecating

b)

molting

c)

morphing

d)

excreting