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BIO_1112_Ch18_Diversity_of_Invertebrates

Total questions: 69

Worksheet time: 35mins

Name
Class
Date
1.

Which of these belongs to superphylum Lophotrochozoa?

a)

Mollusca

b)

Chordata

c)

Nematoda

d)

Arthropoda

2.

Tapeworms and liver flukes are _______.

a)

coelomate

b)

pseudocoelomate

c)

acoelomate

d)

multicoelomate

3.

Arthropods are in the clade _______.

a)

Ecdysozoa

b)

Eumetazoa

c)

Bilateria

d)

All of these!

4.

Which of these is NOT true of sponges?

a)

They belong to phylum Porifera.

b)

They lack true tissues.

c)

They are diploblastic.

d)

They are asymmetrical.

5.

Which embryonic tissue layer is NOT found in all eumetazoans?

a)

Ectoderm

b)

Mesoderm

c)

Endoderm

6.

Which of these phyla shows radial symmetry?

a)

Porifera

b)

Mollusca

c)

Platyhelminthes

d)

Cnidaria

7.

Which of these phyla has an open circulatory system?

a)

Mollusca

b)

Platyhelminthes

c)

Arthropoda

d)

Annelida

8.

Which of these phyla does NOT show segmentation?

a)

Annelida

b)

Mollusca

c)

Arthropoda

d)

Chordata

9.

Identify the phylum with the following characteristics:

1. Organisms are strictly aquatic

2. Organisms have radial symmetry

3. There are two body plans: polyp and medusa

(a)  

10.
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
11.

Clams, Oysters and Mussels are all:

a)

Cnidarian

b)

Porifera

c)

Bivalve

12.

How are birds and reptiles alike or the same?

a)

Both have feathers

b)

Both have beaks

c)

Both have scales

d)

Both lay eggs

13.

Earthworms

a)

segmented worm

b)

Roundworm

c)

Flatworn

d)

tapeworm

14.

Have stinging cells to paralyze

their prey.

a)

Porifera

b)

Molluska

c)

Cnidarian

d)

Arthropods

15.

Sand dollars and star fish exhibit _______ symmetry.

a)

bilateral

b)

radial

c)

lateral

16.
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
17.

Which animal is an invertebrate?

a)
b)
c)
d)
18.

Organisms in the Kingdom Animalia are...

a)

eukaryotic

b)

multicellular

c)

motile

d)

heterotrophs

e)

All of the above

19.
What is the translation of the Phylum Porifera?
a)
Stinging cells
b)
Filter feeders
c)
Soft bodied
d)
Pore bearing
20.
Hard fibers that provide a sponge structural support
a)
Spicules
b)
Bones
c)
Cartilage
d)
Ossicles
21.
Attached to one spot their entire adult life is referred to as
a)
Stuck
b)
Medusa
c)
Bipinnaria
d)
Sessile
22.
Corals have a mutualistic relationship with a dinoflagellate called:
a)
Ocelli
b)
Zooxanthellae
c)
Sponges
d)
Diatom
23.

This Bobbit worm has a segmented body. What Phylum of Marine Worm would that be?

a)

Platyhelminthes

b)

Annelida

c)

Tube Worm

d)

Nematoda

24.

A tapeworm, which is dorsoventrally flattened, is a member of which phylum?

a)

a. Cnidaria

b)

b. Nematoda

c)

c. Playthelminthes

d)

d. Porifera

25.

The middle layer, jelly like substance, in the sponges an cnidarians is called the ________________.

a)

a. endodermis

b)

b. epidermis

c)

c. gastrodermis

d)

d. mesoglea

26.

Cnidaria means


a)

Pore bearing

b)

round worms

c)

stinging cells

d)

flatworms

27.

Nematoda means

a)

Pore bearing

b)

round worms

c)

stinging cells

d)

flatworms

28.

Determine which Cnidarian body form characteristic is represented with tentacles down

a)

Polyp

b)

Medusa

29.

Determine which Cnidarian body form characteristic is represented with tentacles up

a)

Polyp

b)

Medusa

30.

Are Mollusca a true coelom?

a)

yes

b)

no

31.

Which class does not have open circulatory system?

a)

Bivalvia

b)

Cephalopoda

c)

Gastropoda

d)

Polyplacophora

32.

What is a radula used for?

a)

cutting and chewing food

b)

to move

c)

for protection

d)

to see

33.

What has the foot and radula turned into in the class Cephalopoda

a)

hairs

b)

nails

c)

toes and fingers

d)

arms and tentacles

34.

What does Cephalopoda mean?

a)

"2-shells"

b)

"head-foot"

c)

"stomach-foot"

d)

"hatchet-foot"

e)

"Soft body"

35.
Which part of the Mollusk body is specialized for burrowing, feeding, and movement?
a)
trochophores
b)
visceral mass
c)
mantle
d)
foot
36.

Which group of cephalopods has ability to flatten body to fit in small spaces and tubes, and also can change its skin to blend with surroundings?

a)
Cuttlefish
b)
Nautilus
c)
Squid
d)
Octopuses
37.

When they need to escape a predator or a dangerous situation, cephalopods move by

a)
using jet propulsion
b)
waving their tentacles back and forth.
c)
crawling along on a single muscular foot.
d)
clapping their shells together.
38.

The protective membrane that surrounds the visceral mass on all mollusks is called the...

a)
Radula
b)
Mantle
c)
Nephridia
d)
Visceral Shield 
39.

Identify the class.

a)

Bivalvia

b)

Gastropoda

c)

Cephalopoda

d)

Pelecypoda

40.

Used by the seastar for movement, feeding, and oxygen.

a)

Tube Feet

b)

Stone Canal

c)

Ampulla

d)

N/A

e)

Skin Gills

41.

Phylum Echinodermata is based on a _________ part body plan/symmetry

a)

2

b)

10

c)

5

d)

N/A

42.
Which animal is NOT a Crustacean? 
a)
Spider crab
b)
Barnacle
c)
Lobster
d)
Horseshoe crab
43.
What is the exoskeleton usually made up of?
a)
Chitin
b)
Bones
c)
Cuticle
d)
Carapace
44.
Echinoderms are the only marine invertebrates with this type of body structure: 
a)
Exoskeleton
b)
Adductor muscles
c)
Spicules
d)
Endoskeleton 
45.
What is the top of a sea star called?
a)
Oral
b)
Dorsal
c)
Aboral
d)
Central ring
46.
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
47.

Instead of a brain, sea stars have a _______________.

a)

Radial canal

b)

Nerve ring

c)

Heart

d)

Straw

48.

This term means arthropods lose their exoskeleton to grow larger

a)

molt

b)

melt

c)

break

d)

slide

49.

Which word is associated with the spider brain?

a)

cloaca

b)

spiracle

c)

pericardial sac

d)

ganglion

e)

cecum

50.
A spider is an insect.
a)
True
b)
False
51.
How many stages does a complete metamorphosis have? 
a)
1
b)
2
c)
3
d)
4
52.

How many stages are in an incomplete life cycle?

a)

1

b)

2

c)

3

d)

4

53.

Which subphylum do spiders and scorpions belong to?

a)

Chelicerates

b)

Crustaceans

c)

Uniramia

54.

What class of arthropod does this organism belong to?

a)

Class Insecta

b)

Class Arachnida

c)

Class Bug

d)

Class Crustacea

55.
All arthropods have segmented bodies, jointed appendages, and ________________. 
a)
tails
b)
lungs
c)
wings
d)
an exoskelton
56.

what is the complete life cycle of metamorphosis?

a)

larvae, egg, pupa

b)

egg, pupa, larva, adult

c)

pupa, larva, egg, adult

d)

Egg, larva, pupa, adult

57.

What is the difference between complete metamorphosis and incomplete metamorphosis

a)

complete metamorphosis start with eggs while incomplete metamorphosis start with larvae

b)

complete metamorphosis have 3 stages while incomplete metamorphosis have 4 stages

c)

complete metamorphosis produce adult while incomplete metamorphosis produce juvenile

d)

complete metamorphosis involve larvae and pupa while incomplete metamorphosis involve nymph

58.

Insect wings are modified limbs.

a)

True

b)

False

59.

An arthropod is highly vulnerable to predators after it has just molted.

a)

True

b)

False

60.

Which of the following is NOT a function of the exoskeleton.

a)

Protection

b)

Prevents water loss

c)

Attachment of muscles

d)

Flexibility of movement

61.

How do Ecdysozoans grow?

a)

incrementally, like laying down bands of shell

b)

molting an exoskeleton

c)

spontaneous generation

d)

cloning

62.

Millipedes

a)

are active hunters

b)

have two pairs of legs per body segment

c)

have one pair of legs per body segment

d)

are carnivores

63.

Wings are located on which body segment in insects?

a)

thorax

b)

head

c)

cephalothorax

d)

abdomen

64.

A cephalothorax is a shared characteristic between which two groups?

a)

crustaceans and myriapods

b)

crustaceans and insects

c)

chelicerates and myriapods

d)

crustaceans and chelicerates

65.

Roundworms

a)

have an elastic cuticle

b)

breathe via simple diffusion

c)

have a pseudocoelom

d)

all of these

66.

Centipedes

a)

are detritivores

b)

have two pairs of legs per body segment

c)

have one pair of legs per body segment

d)

have one pair of legs per body segment AND are carnivores

67.

Identify phylum and type:

a)

Arthropoda; millipede

b)

Annelida; centipede

c)

Arthropoda; centipede

d)

Arthropoda; insect

68.

What type of symmetry does this animal exhibit?

a)

Radial symmetry

b)

Bilateral symmetry

c)

No symmetry

d)

Spiral symmetry

69.

All of the following animals are triptoblastic, except:

a)

Nematoda

b)

Chordata

c)

Cnidaria

d)

Annelida

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