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zoology

Total questions: 92

Worksheet time: 2hrs 54mins

Name
Class
Date
1.
Phylum Porifera is known as 
a)
"stinging cells"
b)
"Tentacles"
c)
"Cleaners"
d)
"Sponges"
2.
Phylum Cnidaria is known as 
a)
"stinging cells"
b)
"Tentacles"
c)
"Cleaners"
d)
"Sponges"
3.
Sponges eat by
a)
bottom feeding
b)
filter feeding
c)
scaveging
d)
they don't eat
4.
Which body type is shown?
a)
polyp
b)
medusa
5.
The elastic fibrous protein found in sponges is called .....
a)
mesohyl
b)
spicules
c)
spongin
d)
tissue
6.
What type of symmetry do cnidarians have
a)
asymmetrical
b)
bilateral
c)
radial
7.
Which of the following is a correct description of the polyp body form?
a)
It is sessile and the tentacles and mouth point downward.
b)
It is sessile and the mouth and tentacles point upward.
c)
It is mobile and the tentacles and mouth point downward.
d)
It is mobile and the tentacles and mouth point upward.
8.
A sponge gathers its food by
a)
Active predator that kills it with spicules
b)
Filter feeder that traps food in the collar cells
c)
Active predator that collects it with pores
d)
Filter feeder absorbs it through the spicules
9.
A cnidarian gathers it's food by
a)
filtering it through pores
b)
paralyzing it with venom
c)
bringing it into the osculum
d)
killing it with spikes
10.

The large opening at the top of the sponge is called the

a)

Osculum

b)

Porocyte

c)

Spicule

d)

Spongocoel

11.
Flatworms have no true body cavity. This means they are ____________________. 
a)
Symmetrical
b)
Sessile
c)
Coelomates
d)
Acoelomates
12.
The small segments behind a scolex that reproduce quickly, making a tapeworm longer and longer are called...
a)
Cilia
b)
Hooks
c)
Proglottids
d)
Snaps
13.
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.
14.
What structure do planaria use for feeding?
a)
Cilia
b)
Scolex
c)
Proglottids
d)
Pharynx
15.
The image represents a planaria which would belong to which class in the phylum Platyhelminthes?
a)
Cestoda
b)
Trematoda
c)
Turbellaria
d)
Platyhelminthes
16.
Tapeworms belong to which class in the phylum Platyhelminthes?
a)
Turbellaria
b)
Cestoda
c)
Trematoda
17.
Flatworms have specialized excretory cells called __________________.
a)
flame cells
b)
gills
c)
ganglia
d)
epidermal cilia
18.
Hooks and suckers that allow tapeworms to attach to their host is a
a)
proglottid
b)
pharynx
c)
scolex
d)
tegument
19.
Which of these is NOT part of the earthworm digestive system? 
a)
pharynx
b)
crop
c)
clittelum
d)
gizzard
20.
Which of the following is an example of a segmented worm?
a)
tapeworm
b)
roundworm
c)
Leech
d)
Planarian
21.
Term that describes animals with a hollow, fluid filled cavity completely surrounded by a mesoderm
a)
acoelomate
b)
coelomate
c)
pseudocoelomate
d)
parasites
22.
Which is a common example of a Hirudinea member?
a)
earthworm
b)
leech
c)
planarian
d)
tapeworm
23.
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! 
24.
To which phylum do crabs and spiders belong?
a)
Echinodermata
b)
Arthropoda
c)
Cnidaria
d)
Mollusca
25.
To which phylum do sea stars and corals belong?
a)
Echinodermata
b)
Arthropoda
c)
Cnidaria
d)
Annelida
26.
To say that an organism is heterotrophic means...
a)
it cannot reproduce asexually
b)
it cannot make its own food
c)
it cannot breathe oxygen gas
27.
Organisms whose cells have NO nucleus are classified as...
a)
Eukaryotic
b)
Prokaryotic
c)
Dead
28.

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

a)

clittelum

b)

nephridia

c)

pharynx

d)

crop

29.

Which phylum has the largest number of animals on Earth?

a)

echinodermata

b)

arthropoda

c)

asteroidea

d)

crustacea

30.

How do crustaceans (such as the crawfish) respire?

a)

through a McDonald's Straw

b)

through a set of lungs attached to the swimmerets

c)

through a set of gills attached to the walking legs

d)

through their skin

31.

What allows for the growth arthropods?

a)

growth of the endoskeleton as the body grows

b)

molting of the exoskeleton

c)

cross-dressing as Caitlyn Jenner

d)

they don't grow up, they are Toys'R'Us Kids

32.

A spider and a horseshoe crab are both classified as

a)

crustaceans classified in phylum echinodermata

b)

chelicerates in class arachnida

c)

vertebrates in class crustacea

d)

invertebrates in class uniramia

33.

Arthropods have ____________ symmetry.

a)

radial

b)

none

c)

jointed

d)

bilateral

34.

This term means arthropods lose their exoskeleton to grow larger

a)

molt

b)

melt

c)

break

d)

slide

35.

The term 'arthropod' literally means

a)

bent leg

b)

jointed foot

c)

bent foot

d)

jointed skeleton

36.
What two characteristics do all Arthropods have?
a)
two legs per body segment
b)
jointed legs and a cephalothorax
c)
three body segments and metamorphosis
d)
jointed legs and segmented bodies
37.
How many legs does an insect have?
a)
2 
b)
6 
c)
4 
d)
8 
38.
What are three main body parts of an insect? 
a)
Head, chest, tail
b)
Head, antenna, abdomen
c)
Thorax, antenna, heart
d)
Head, thorax, abdomen
39.
Spiders, ticks, scorpions all belong to...
a)
Crustacean
b)
Arachanids
c)
Chilopoda
d)
Insecta
40.
Which group of Arthropods have two pairs of legs per body segment?
a)
Chilopoda (centipedes)
b)
Diplopoda (millipedes)
c)
Insecta
d)
Crustacea
41.
Centipedes are an example of what group of Arthropods?
a)
Chilopoda
b)
Mammalia
c)
Arachnida
d)
Birds
42.
Lobster, shrimp, and crabs are examples of what group of Arthropods?
a)
Chilopoda
b)
Diplopoda
c)
Crustaceans
d)
Arachnida
43.
What type of skeleton do Arthropods have?
a)
Endoskeleton made of chitin
b)
Hydrostatic skeleton
c)
Exoskeleton made of calcium carbonate
d)
Exoskeleton made of chitin
44.
Which are the only jawless fish that still exist today? 
a)
sharks and rays
b)
perch and sharks
c)
hagfish and sharks 
d)
hagfish and lampreys
45.
What class do cartilaginous fish belong to? 
a)
Actinopterygii
b)
Chondrichthyes
c)
Myxini
d)
Sarcopterygii
46.
Small, toothlike spines that increase the swimming efficiency of cartilaginous fish are called ___
a)
operculum 
b)
placoid scales
c)
fusiforms
d)
swim bladder 
47.
Why do sharks continuously move? 
a)
they don't sleep
b)
they are too hungry to stop hunting
c)
they move to keep water flowing over gills
d)
they are practicing for shark olympics
48.
The fish pictured is a
a)
lamprey
b)
skate
c)
lungfish
d)
hagfish
49.
This organ allows fish to sense changes in water pressure. 
a)
Nare
b)
Lateral Line
c)
Operculum
d)
Vent
50.

Jawless fish that lack vertebrae, have two rows of teeth on their tongue; scavengers; produce huge amounts of slime

a)

hagfish

b)

lampreys

c)

guitarfish

d)

sunfish

51.

Cartilaginous fishes that include sharks, skates, and rays

a)

Superclass Agnatha

b)

Class Osteichthyes

c)

Class Chondrichthyes

d)

Superclass Gnathostomata

52.

Bony fishes that include perch, trout, catfish, salmon, seahorses

a)

Superclass Agnatha

b)

Class Osteichthyes

c)

Class Chondrichthyes

d)

Superclass Gnathostomata

53.
The swim bladder of a fish is a sac filled with:
a)
Oil
b)
Gas
c)
Lactic acid
d)
Seminal fluid
54.
The flap of tissue covering a fish's gills:
a)
Operculum
b)
Caudal fin
c)
Dorsal fin
d)
Lateral line
55.
What is a shark's adaptation to maintain neutral buoyancy?
a)
Fluid in the ears
b)
 Gas filled bladder
c)
Large oily liver
d)
Nictitating membrane
56.
How many chambers are in the heart of a bony fish?
a)
1
b)
2
c)
4
d)
3
57.
Many aquatic vertebrates have a lateral line. The purpose is to 
a)
sense blood in the water
b)
detect pressure and vibrations
c)
keep it swimming in a straight line
58.
Claspers in sharks are used in the act of 
a)
mating
b)
swimming
c)
digestion
59.

In which order are the frogs and toads in?

a)

Anura

b)

Urodela

c)

Apoda

60.

In which order are the salamanders and newts in?

a)

Anura

b)

Urodela

c)

Apoda

61.

Amphibians have a ____-chambered heart.

a)

1

b)

2

c)

3

d)

4

62.

A tadpole growing into an adult frog is an example of ...

a)

Complete Metamorphosis

b)

Molting

c)

Brooding

d)

Amphibian

63.
What order do Salamanders and Newts belong to?
a)
Anura
b)
Caudata
c)
Squamata
d)
Caecillian
64.
What Order do Frogs and Toads belong to?
a)
Anura
b)
Caudata
c)
Caecillia
d)
Squamata
65.
How do amphibians breathe as larva?
a)
Using Lungs
b)
Using Gills 
66.
Where are most amphibian eggs laid?
a)
On land
b)
In trees
c)
In water
d)
In grass 
67.
Organisms that cannot maintain a constant body temperature are called...
a)
ectothermic
b)
endothermic
c)
warm-blooded
d)
dead
68.
Members of the family Salamandridae are
a)
frogs
b)
toads
c)
newts
d)
salamanders
69.
Vocalizations in frogs are used mostly for 
a)
warning of danger
b)
expression of pain
c)
attracting a mate
d)
migration
70.

What is on the outside surface of reptile bodies?

a)

hair

b)

mucus

c)

feathers

d)

scales

71.

What makes up hair, feathers, nails, and scales

a)

keratin

b)

chitin

c)

hemoglobin

d)

skin

72.

Blood is pumped separately to pulmonary and systemic circuits; true for amphibians, reptiles, birds, and mammals

a)

double circulatory system

b)

open circulatory system

c)

systemic circuit

d)

pulmonary circuit

73.

Pit-like sense organ in the roof of a snake's mouth; removes scent molecules from the tongue and transmits information to the brain

a)

spectacle

b)

plastron

c)

Jacobson's organ

d)

pit organ

74.

What determines the sex of turtles, crocodilians, and some turtles?

a)

sex chromosomes

b)

humidity

c)

nest temperature

d)

their parents

75.

Shelled vertebrate egg with multiple chambers; allows for rapid develop of young in relatively dry habits

a)

amniotic egg

b)

shelled egg

c)

jelly-egg

d)

Easter eggs

76.
How many chambers does a reptile heart have?
a)
One
b)
Two
c)
Three
d)
Four
77.
Which type of animal did birds evolve most directly from?
a)
amphibians 
b)
reptiles
c)
mammals
d)
fish 
78.
What is true about bird bones? 
a)
they are hollow 
b)
they are heavy 
c)
they aren't made of the same thing as mammal bones 
d)
they play no role in flight 
79.
Are birds endotherms or ectotherms? 
a)
endotherms 
b)
ectotherms 
80.
Which type of feathers provide an insulating undercoat for birds? 
a)
contour feathers
b)
flight feathers
c)
down feathers
d)
no feathers provide insulation 
81.
Which type of feathers give adult birds their streamlined shape and provide coloration? 
a)
down feathers
b)
contour feathers
c)
flight feathers 
82.
Biologists think that feathers have evolved from what?
a)
scales
b)
armour
c)
fur
d)
gills
83.
A birds nearly hollow bones help it to
a)
store extra oxygen
b)
deliver oxygen to its cells
c)
be lightweight in the air
d)
defend itself against predators
84.
What two traits do birds and reptiles share?
a)
both have beaks
b)
scales & 4 chambered heart
c)
both are ectotherms
d)
scales and shelled egg
85.
Why do birds migrate?
a)
because it gets too cold
b)
find food
c)
escape predators
d)
they get bored
86.
The force that makes flight possible is called:
a)
lift
b)
gravity
c)
pressure
d)
friction
87.
Which of the following is a characteristic that all mammals share?
a)
they all have a pouch
b)
they all have a cloaca
c)
they all have hair
d)
they all have a short gestational period
88.
Kangaroos, koalas, and opossums are 
a)
Monotremes
b)
Placentals (eutherians)
c)
Marsupials
d)
All of these
89.
The type of mammal that lays eggs...
a)
Monotremes
b)
Placentals (eutherians)
c)
Marsupials
d)
All of these
90.
The enlarged, spearlike incisor teeth of an elephant are known as ___?
a)
horns
b)
antlers
c)
tusks
d)
spikes
91.
Are mammals endotherms or ectotherms? 
a)
endotherms
b)
ectotherms
92.
How many chambers do mammal hearts have? 
a)
1
b)
2
c)
3
d)
4

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