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1. Type of muscles annelids have that nematodes do not.
A
radial
B
circular
C
longitudinal
2. Body part polychaetes use to move.
A
stroma
B
parapodia
C
nephridia
3. What annelid makes hirudin?
A
earth worm
B
leech
C
giant tube worm
4. Nematodes are:
A
round worms
B
flat worms
C
leeches
5. Annelids have coelom, nematodes have a:
A
pseudocaecum
B
crop
C
pseudocoelom
6. Nematodes and Annelids have this kind of symmetry:
A
bilateral
B
radial
C
asymmetric
7. Deep sea tube worms have bacteria inside them that process hydrogen sulfides into energy. This is called:
A
photosynthesis
B
chemosynthesis
C
polysynthesis
8. The bacteria in deep sea giant tube worms is a type of:
A
parasite
B
commensal
C
symbiote
9. A trochophore is:
A
annelid larvae
B
a mature annelid
C
a mature nematode
10. Roundworms constitute the phylum Annelida.
A
false
B
true
C
maybe
11. They excrete liquid waste from an annelid:
A
septa
B
ganglia
C
nephridia
12. Bristles, called setae, are located on each segment of the earthworm's body. They help the worm:
A
eat
B
sleep
C
move
13. Earthworms breathe:
A
with lungs
B
through their mouths
C
through their skin
14. Earthworms do not have brains:
A
false
B
true
C
both true and false
15. One parasitic nematode is a:
A
hookworm
B
Caenorhabditis elegans
C
leech
16. One parasitic annelid is a:
A
pinworm
B
leech
C
hookworm
17. Nematodes have a circulatory system:
A
true
B
maybe
C
false
18. Most Annelids have a circulatory system:
A
true
B
false
C
maybe
19. Nematodes have a heart but Annelids have aortic arches:
A
false, nematodes have no heart
B
false, annelids have no aortic arches
C
true
20. The christmas tree worm is:
A
a type of nematode
B
a type of polychaete
C
a high altitude worm
21. The body of an annelid is often described as a tube within a tube:
A
maybe
B
false
C
true