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WorksheetsChapter 13: Annelids
Total questions: 20
Worksheet time: 9mins
Name
Class
Date
1.
Which of these is NOT part of the earthworm digestive system?
a)
pharynx
b)
crop
c)
clittelum
d)
gizzard
2.
Which of the following is an example of a segmented worm?
a)
tapeworm
b)
roundworm
c)
Leech
d)
Planarian
3.
Advantages of metamerism include all of these EXCEPT
a)
independent control of segments
b)
lessens impact of injury
c)
worm can camouflage themselves
d)
segments can be specialized for different functions
4.
The annelid digestive systems is ...
a)
incomplete
b)
complete
c)
closed
d)
opened
5.
Circulatory system of annelids is
a)
full
b)
complete
c)
incomplete
d)
closed
6.
Leeches are...
a)
endoparasites
b)
predators
c)
ectoparasites
d)
vectors for other diseases
7.
Which of the following is a correct description of setae?
a)
bristle-like structures help earthworms move
b)
thickened segment of the earthworm’s body is used in reproduction
c)
dividing wall or membrane
d)
organ for excretion
8.
All of the following body systems can be found in a segmented worm EXCEPT the _______.
a)
Circulatory
b)
Digestive
c)
Respiratory
d)
Skeletal
9.
Segmented worms breathe by taking in oxygen from water through their______.
a)
Shells
b)
Skin
c)
Gills
d)
Lungs
10.
Do annelids have a coelom?
a)
Yes
b)
No
c)
IDK
11.
What are the hearts in oligochaetes called?
a)
Aortic sanguinems
b)
Pigment pumps
c)
Aortic Arches / pseudohearts
d)
Hearts
12.
Term that describes animals with a hollow, fluid filled cavity completely surrounded by a mesoderm
a)
acoelomate
b)
coelomate
c)
pseudocoelomate
d)
parasites
13.
Which group does this worm belong to?
a)
Class Polychaeta
b)
Subclass Hirudinea
c)
Subclass Oligochaeta
14.
Which is a common example of a Hirudinea member?
a)
earthworm
b)
leech
c)
planarian
d)
tapeworm
15.
What are the names of the bristles and protrusions some annelids have to help with movement?
a)
parapodia and setae
b)
setae and radula
c)
radula and parapodia
d)
ganglia and parapodia
16.
Marine worms are the members of class ...
a)
polychaeta
b)
oligochoeta
c)
hirudinea
d)
earthworms
17.
How many segments do leeches have?
a)
35
b)
33
c)
36
d)
34
18.
What type of worm is part of a communal feast in Samoa?
a)
Palolo Worm
b)
Fan worm
c)
earthworms
d)
Medicinal leech
19.
The formation of a reproductive individual that will spawn in swarms is called...
(this is what the Palolo worms do in Samoa...)
(this is what the Palolo worms do in Samoa...)
a)
atoky
b)
metamerism
c)
epitoky
d)
worm soup
20.
Why are earthworms beneficial?
a)
breakdown organic material in soil
b)
aerate soil
c)
castings (worm poo) rich in ammonia - used by plants
d)
all 3 are benefits that earthworms provide!
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