Earthworm Review
For Quiz &
Dissection
Question #1

What kingdom are earthworms in?
Question #2

What phylum are earthworms in?
Question #3

What systems are present in earthworms?
Question #4

What symmetry do earthworms have?
Question #5

How do earthworms reproduce?
Question #6

What is the function of the clitellum?
a. Divides body into units
b. Smooth band that goes around
earthworm for reproductive reasons
c. Grinds up soil to get nutrients
d. External bristles used for movement
Question #7

What is the function of the Dorsal Blood
Vessel?
a.
Storage of food
Grinds up food material
Division of body into segments
Transports blood in body & located on
the back of earthworm
b.
c.
d.
Question #8

What is the function of the heart?
a.
External bristles that are used for
movement
Pushes blood through body
Aids in movement of earthworm
Storage area for food
b.
c.
d.
Question #9

What is the function of the gizzard?
a.
Storage area for food
Grinds up food to get nutrients
Aids in movement of earthworm
Where sensory processing occurs
b.
c.
d.
Question #10

What is the function of the crop?
a.
Where sensory processing occurs
Blood vessel located on the back of
earthworm
Grinds up food to get nutrients
Stores food
b.
c.
d.
Question #11

What is the function of the setae?
a.
Division of body into units
Smooth band that goes around
earthworm
Aids in movement through soil
Pumps blood through body
b.
c.
d.
Question #12

What is the function of the longitudinal
muscles?
a.
Aids in movement of earthworm forward
and backwards
Aids in movement through soil
Pumps blood through body
Stores food
b.
c.
d.
Question #13

What is the function of the cerebral
ganglion (primitive brain)?
a.
Storage area for food
Grinds up food for nutrients
Where sensory processing occurs
Aids in movement in soil
b.
c.
d.
Question #14

What is the function of the segmentation?
a.
Blood vessel that is located on the back of the
earthworm
Grinds up food for nutrients
Aids in movement of worm forward and
backwards
Division of body into segments
b.
c.
d.
Question #15

Identify the following white arrows on the picture below:
anterior (mouth), posterior (anus), clitellum
A
B
C
Question #16

Identify the following white arrows on the picture below: intestine,
pharynx, aortic arches, seminal vesicles, crop, brain, gizzard,
seminal receptacles
A
B
C
D
E
F
G
H
Answers
1. Animalia
2. Annelida
3. Digestive, Reproductive, Nervous,
Excretory, Circulatory, Musculatory,
Respiratory
4. Bilateral
5. Sexual
Answers
6. B
7. D
8. B
9. B
10. D
11. C
12. A
13. C
14. D
Answers
15. A. anterior (mouth)
B. clitellum
C. posterior (anus)
16. A. intestine
B. gizzard
C. crop
D. seminal receptacle
E. seminal vesicle
F. aortic arches
G. pharynx
H. brain