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Zoology - Worm Review

Total questions: 55

Worksheet time: 2hrs 56mins

Name
Class
Date
1.

Which of the following is NOT a class of platyhelminthes?

a)

Turbellaria

b)

Oligochaeta

c)

Trematoda

d)

Cestoida

2.

Identify the following organism

a)

Planaria

b)

Trematoda

c)

Tapeworm

3.

Which worm phyla is the most abundant on earth, unsegmented, bilaterally symmetric, eat anything, 16,000 species, psuedocoelomate, and surrounded by a cuticle?

a)

Platyhelminthes

b)

Nematoda

c)

Annelida

4.

Which worm phyla bilaterally symmetric, segmented, important for soil composition, 17,000 species, coelomate, complete digestive tract, and more complex circulatory and nervous systems?

a)

Platyhelmenthes

b)

Nematoda

c)

Annelida

5.

What term means "fake body cavity"

a)

acoelomate

b)

psuedocoelomate

c)

coelomate

6.

Identify the following organism

a)

Planaria

b)

Fluke

c)

Tapeworm

7.

Identify the following organism

a)

Planaria

b)

Fluke

c)

Tapeworm

8.

What does "regeneration" mean?

a)

Regrow body parts

b)

Same thing as sexual reproduce

c)

Same thing as asexual reproduction

9.

What does "hermaphroditic" mean?

a)

Having both male and female reproductive parts

b)

Having only male reproductive parts

c)

Having only female reproductive parts

d)

Both male and female look same in appearance

10.

Why are nematodes so successful as parasites?

a)

Cuticle for protection

b)

Produce many offspring

c)

Larva sometimes form a cyst

d)

Many only require one host

e)

All of these are correct

11.

Identify the following organism

a)

Filarial worm

b)

Pinworm

c)

New world hookworm

d)

Porkworm

12.

Identify the following organism

a)

Filarial worm

b)

Pinworm

c)

New world hookworm

d)

Porkworm

13.

Identify the following organism

a)

Filarial worm

b)

Pinworm

c)

New world hookworm

d)

Porkworm

14.

In annelids, setae are

a)

Bristle-like hairs for moving, burrowing, and anchoring

b)

The same thing as cilia

c)

The same thing as a flagella

d)

hairs used for reproduction and identification of mates

15.

What is the purple structure called on this picture of an earthworm?

a)

Clitellum

b)

Cocoon

c)

Covering

d)

Circumference

16.

Earthworms are beneficial for the soil because they...

a)

All of these are correct

b)

Aerate the soil

c)

Recycle nutrients

d)

Create topsoil

e)

Provide channels for roots to grow through

17.

Identify the following organism

a)

Liver fluke

b)

Scale worm

c)

Leech

d)

Earthworm

18.
What causes the disease trichinosis?
a)
An organism from Phylum Platyhelminthes
(flatworm)
b)
An organism from Phylum Nematoda (roundworm)
19.
What causes the disease schistosomiasis?
a)
An organism from Phylum Platyhelminthes (flatworms)
b)
An organism from Phylum Nematoda (roundworms)
20.

Which class do planarians belong to?

a)

Turbellaria

b)

Cestoida

c)

Monogenea

d)

Trematoda

21.

Which class of flatworms are tapeworms?

a)

Turbellaria

b)

Trematoda

c)

Monogenea

d)

Cestoida

22.
How would you describe Phylum Nematoda?
a)
Flatworms
b)
Roundworms
c)
Earthworms
d)
Insects
23.
What are the repeating sections of a tapeworm called?
a)
Segements
b)
Proglottids
c)
Pieces
d)
Tegument
24.
Classes Cestoda, Trematoda, Turbellaria, and Monogenea belong to which phylum?
a)
Porifera
b)
Cnidaria
c)
Platyhelminthes
d)
Nematoda
25.

The bodies of flatworms are flattened ___________________.

a)

Laterally

b)

Bilaterally

c)

Radially

d)

Dorsoventrally

26.
Flatworms have no true body cavity. This means they are ____________________. 
a)
Symmetrical
b)
Sessile
c)
Coelomates
d)
Acoelomates
27.
A brightly colored flatworm, swimming with a wavelike motion, likely belongs to which class?
a)
Cestoda
b)
Trematoda 
c)
Turbellaria 
d)
Monogenea 
28.
What is cephalization? 
a)
Having male and female parts.
b)
A concentration of sense organs and nervous system at the anterior end of the body. 
c)
Feeding off of another organism.
d)
Breathing through the skin.
29.
Which type of roundworm is the most life-threatening canine worm?
a)
Heartworm
b)
Pinworm
c)
Hookworm
d)
Liverworm
30.
What structure do planaria use for feeding?
a)
Cilia
b)
Scolex
c)
Proglottids
d)
Pharynx
31.
Most common roundworm infection in the US is caused by the
a)
pinworm
b)
heartworm
c)
roundworm
d)
whipworm
32.
Elephantiasis and heartworm are both caused by _______________ worms.
a)
flat
b)
filarial
c)
tape
d)
marine
33.

A child complaining of rectal itching and insomnia is most likely suffering from

a)

pinworm

b)

whipworm

c)

hookworm

d)

threadworm

34.

Which species of nematode is transferred to humans by eating infected pig meat

a)

trichinella

b)

pinworm

c)

dracunculus

d)

hookworm

35.
Which pair is correct?
a)
hookworm - trichinosis
b)
Filarial worms- elephantiasis
36.

Nematodes are typically

a)

dioecious

b)

monoecious

37.

How are the eggs of roundworms MOST commonly spread?

a)

feces

b)

blood

c)

muscle tissue

d)

direct transmission

38.

Which of the following is NOT a characteristic of Nematodes?

a)

bilateral symmetry

b)

triploblastic

c)

covered in a cuticle

d)

incomplete digestion

39.
When an individual can produce both male and female reproductive cells they are...
a)
monecious.
b)
dioecious 
40.
What type of symmetry do roundworms have?
a)
Bilateral 
b)
Radial 
c)
Spherical 
d)
Asymmetrical
41.
What type digestive system is in nematodes?
a)
Incomplete
b)
Partial
c)
Complete
d)
Segmented
42.

The mastax of a Rotifer has what function?

a)

Delivers sperm

b)

Delivers poison

c)

Grinds food

d)

Moves the animal

43.

Nematodes have only this type of muscle

a)

skeletal

b)

cardiac

c)

longitudinal

d)

latitudinal

44.

Nematode motion is ______ due to the type of muscle they have.

a)

thrashing side to side

b)

extending and shortening

45.
Earthworms have setae, which are like bristles that help them ___.
a)
move
b)
eat
c)
reproduce
46.
Earthworms don't have teeth to grind their food so they use another organ to do so. It is called a ___.
a)
crop
b)
gizzard
c)
intestine 
d)
esophagus 
47.
Earthworms eggs are laid .....
a)
in a soft shell
b)
in a cocoon of mucus
c)
in a nest for protection
d)
in a hard shell
48.
The swollen part of the worm is called the __________. It signals that the worm is an adult and is able to reproduce.
a)
gizzard
b)
crop
c)
clitellum
d)
segment
49.
Earthworms have a ____ circulatory system 
a)
open 
b)
closed 
c)
false
d)
transitional
50.
Name the structure identified by the letter I.
a)
Intestine
b)
Mouth
c)
Gizzard
d)
Aortic Arches
51.
Identify the structure labeled C.
a)
Crop
b)
Gizzard
c)
Stomach
d)
Intestine
52.
What is the function of structure C?
a)
To store food
b)
To grind up food
c)
To absorb nutrients
d)
To sense surroundings
53.
What structure is labeled E?
a)
Gizzard
b)
Brain
c)
Intestine
d)
Septa
54.
Identify the structure labeled D.
a)
Clitellum
b)
Prostomium
c)
Female Genital Pore
d)
Male Genital Pore
55.

B?

a)

intestine

b)

pharynx

c)

esophagus

d)

crop

e)

gizzard

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