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Annelids and Arthropods

Total questions: 50

Worksheet time: 2hrs 32mins

Name
Class
Date
1.

Structures associated with some arthropods; used in flight; can be membrane-like, scaled, papery, or thick and rigid

a)

chelicerae

b)

keeled sternum

c)

wings

d)

pedipalps

2.

Arthropods with well-defined head, thorax, and abdomen; two pairs of antennae, 1 pair of mandibles; most are aquatic; "aquatic mandibulates"

a)

crustaceans

b)

uniramians

c)

chelicerates

d)

millipedes

3.

Appendages that manipulate spider silk

a)

silk glands

b)

chelicerae

c)

pedipalps

d)

spinnerets

4.

Arthropods with two tagmata (cephalothorax and abdomen); chelicerae and pedipalps for eating; no antennae, no mandibles

a)

decapods

b)

chelicerates

c)

isopods

d)

uniramiians

5.

Leg-like appendages of chelicerates that are used for feeding; can form pincers or fangs

a)

silk glands

b)

chelicerae

c)

pedipalps

d)

spinnerets

6.

Arthropods with well-defined head, thorax, and abdomen; one pair of antennae, 1 pair of mandibles; 3 pairs of legs; some have wings

a)

crustaceans

b)

insects

c)

chelicerates

d)

millipedes

7.

Five pairs of arches that maintain steady blood pressure in an annelid's body; "hearts" that pump blood

a)

aortic arches

b)

nephridia

c)

pharynx

d)

crop

8.

Reproductive segment of an annelid; creates a cocoon to house fertilized eggs

a)

clittelum

b)

nephridia

c)

pharynx

d)

crop

9.

Annelids that have the ability to seek out warm-blooded prey; either fluid-feeders/blood suckers or eat small invertebrates

a)

leeches

b)

marine polychaetes

c)

earthworms

d)

tube worms

10.
Which is not a main class within the phylum of Mollusca?
a)
crustacean 
b)
cephalopod
c)
gastropod
d)
bivalve
11.
Which of the following organism does not belong in the same phylum as the other three organisms.
a)
earthworm
b)
shrimp
c)
millipede
d)
centipede
12.
What percentage of animals have no backbone?
a)
84 %
b)
98 %
c)
2 %
d)
16 %
13.
These three phyla have bilateral symmetry.
a)
arthropoda, cnidaria, porifera
b)
arthropoda, echinodermata, annelida
c)
arthropoda, annelida, mollusca
d)
arthropoda, mollusca, porifera
14.
Which of the following does not belong in the same phylum?
a)
earthworm
b)
leech
c)
millipede
d)
polychaete
15.
These belong to __________ phylum.
a)
cnidaria
b)
arthropoda
c)
annelida
d)
echinodermata
16.
All organisms in the class insecta have _______ legs.
a)
no
b)
6
c)
8
d)
10
17.
All organisms in the class arachnida have _______ legs.
a)
4
b)
6
c)
8
d)
10
18.
All crustaceans have _______ legs.
a)
2
b)
6
c)
10
d)
12
19.
These all belong to the phylum _________.
a)
porifera
b)
annelida
c)
arthropoda
d)
cnidaria
20.
All arthropods have ________.
a)
jointed legs
b)
shells
c)
soft bodies
d)
10 legs
21.
Leeches, earthworms, and polychaetes are _______.
a)
annelids
b)
arthropods
c)
mollusks
d)
cnidarians
22.
Spiders, millipedes, and centipedes are all ________.
a)
annelids
b)
arthropods
c)
porifera
d)
echinoderms
23.
Dragonflies, stink bugs, and lady bugs are __________.
a)
insects
b)
arthropods
c)
animals
d)
all of these
24.
Crabs, lobsters, and shrimp are all __________.
a)
crustaceans
b)
gastropods
c)
echinoderms
d)
cnidaria
25.
A fancy word for arms and legs of invertebrates is ________.
a)
appendage
b)
stomachs
c)
organs
d)
none of these
26.
if you have to classify an animal without looking at it, there is a 90% chance it is ________.
a)
a vertebrate
b)
a fish
c)
an arthropod
d)
a sponge
27.
If you are looking for a 6 legged arthropod, find ___________.
a)
an insect
b)
an arachnid
c)
a crustacean
d)
a myriapod
28.
Bodies made of many ring-like segments.
a)
Porifera
b)
Flatworm
c)
Annelids
d)
I
29.

Which class does this belong?

a)

Poriferan

b)

Arachnid

c)

Echinoderm

d)

Mollusk

30.

Which phyla does this belong to?

a)

Mollusk

b)

Annelids

c)

Arthropods

d)

Echinoderms

31.

Annelid body plan?

a)

asymmetrical

b)

radial

c)

bilateral

32.

First group to have a closed circulatory system?

a)

Flatworms

b)

Roundworms

c)

Annelids

d)

Arthropods

33.

All of these animals are arthropods except for...

a)

butterflies

b)

millipedes

c)

lobsters

d)

snails

34.

A spider is most closely related to which of these arthropods

a)

scorpion

b)

beetle

c)

crab

d)

ant

35.

If you found an animal that has an exoskeleton and jointed legs, which phylum would you put it in?

a)

arthropoda

b)

echinodermata

c)

platyhelminthes

d)

mollusca

36.
Arthropods have an outer covering called a(n)_________
a)
endoskeleton
b)
bones
c)
exoskeleton
d)
armor
37.

Name the phylum it belongs to.

a)

Annelida

b)

Arthropoda

c)

Mollusca

d)

None

38.

Butterfly belongs to phylum

a)

Annelida

b)

Porifera

c)

Arthropoda

d)

Both annelida and arthropod

39.

Choose the odd one out

a)
b)
c)
d)
40.

What type of circulatory system do arthropods have?

a)

open

b)

closed

41.

The exoskeleton of an arthropod is made of which of the following?

a)

chitin

b)

dentin

c)

protin

d)

chlorotin

42.

Since the exoskeleton limits the growth of arthropods, they have to shed their exoskeletons and form a new one. This is called ____.

a)

defecating

b)

molting

c)

morphing

d)

excreting

43.

Which of the following correctly describes a crayfish's body regions?

a)

head, thorax, abdomen

b)

head, abdomen

c)

cephalothorax, abdomen

d)

head, cephalothorax

44.

Which of the following are considered to be "true jaws" that chew food?

a)

Mandibles

b)

Maxillae

c)

Maxillipeds

45.

Which of the following are known as "jaw feet" that hold the food for a crayfish?

a)

Mandibles

b)

Maxillae

c)

Maxillipeds

46.

Which of the following crayfish structures is used for gas exchange?

a)

Malpighian tubules

b)

Green glands

c)

Gills

d)

Book lungs

47.

The carapace is the part of a crayfish's exoskeleton to covers and protects the

a)

head

b)

thorax

c)

abdomen

d)

cephalothorax

48.

Which of the following removes metabolic waste and excess water from a crayfish? They are also called antennal glands.

a)

gastric caeca

b)

green glands

c)

digestive glands

d)

malpighian tubules

49.

Which class of arthropods are mainly aquatic?

a)

Crustacea

b)

Insecta

c)

Diplopoda

d)

Chilopoda

50.

A type of arthropod metamorphosis where the larva makes a pupa and then emerges as the adult.

a)

incomplete metamorphosis

b)

complete metamorphosis

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