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Perch & Crayfish Practice Quiz

Total questions: 60

Worksheet time: 46mins

Name
Class
Date
1.

What phylum does a crayfish belong to?

a)

Crustacea

b)

Arthropoda

c)

Animalia

d)

Decapoda

2.

What class does a crayfish belong to?

a)

Crustacea

b)

Arthropoda

c)

Animalia

d)

Decapoda

3.

What is the name of this structure?

a)

Mandible

b)

Uropod

c)

Telson

d)

Pincer

4.

What is the function of this structure?

a)

Carrying Eggs

b)

Excreting Waste

c)

Cutting Up Food

d)

Tasting

5.

What is the name of the structure indicated?

a)

swimmerets

b)

gills

c)

carapace

d)

maxilipeds

6.

What is the name of the structure indicated by the arrow?

a)

Telson

b)

Antennules

c)

Maxillipeds

d)

Chelipeds

7.

Is this a male or female? How do you know?

a)

Male it has large pincers

b)

Female it has long swimmerets

c)

Male it has a sperm receptacle

d)

Female it has 10 legs

8.

What is the exoskeleton on a crayfish called?

a)

Gastropod

b)

Crustacea

c)

Crust

d)

Carapace

9.

Where is the crayfish anus located?

a)

It is also it's mouth

b)

On its cephalothorax

c)

On the Telson

d)

On the Uropod

10.
Where do crayfish live?
a)
salt water
b)
land
c)
trees
d)
fresh water
11.
Crayfish are omnivores. What does that mean?
a)
They eat plants and animals.
b)
They eat only plants.
c)
They eat only animals.
d)
They don't eat.
12.
What is it called when crayfish lose their shell and grow a new one?
a)
changing shells
b)
growing
c)
jointed
d)
molting
13.
Crayfish are water breathers. They can stay out of the water for short periods of time if...
a)
they are looking for a mate
b)
they are looking to hibernate
c)
it's time to molt
d)
their gills stay wet, so they can breathe
14.
Why do crayfish molt?
a)
the exoskeleton is hard and gets broken
b)
they like to molt so they are soft
c)
as a crayfish grows the exoskeleton doesn't grow so it must be replaced.
15.
the hard, protective covering which supports an arthropod
a)
abdomen
b)
environment
c)
exoskeleton
16.

Crayfish use ____ to grab food and protect themselves

a)

Antenna

b)

segments

c)

chilapeds

d)

cephalothorax

17.

Which kingdom do Crayfish belong to?

a)

Arthropoda

b)

Decapoda

c)

Crustacea

d)

Animalia

18.

Which organism is in the same Phylum as Crayfish?

a)

Earthworm

b)

Crab

c)

Bird

d)

Fish

19.

How many Chilapeds do Crayfish have?

a)

4

b)

5

c)

2

d)

1

20.

How many swimmerets do crayfish have?

a)

4

b)

5

c)

2

d)

10

21.

Where are swimmerets located?

a)

abdomen

b)

cephalothorax

c)

antenna

d)

chilapeds

22.

Where are a crayfish's teeth located?

a)

mouth

b)

mandible

c)

stomach

d)

tail

23.

Crayfish can _______ body parts like legs and claws if one is lost.

a)

regenerate

b)

borrow

c)

find

24.

Crayfish antenna are covered with small hairs, called bristles, to help it

a)

see in dark water

b)

chew its food

c)

sense the environment

25.

Female crayfish have longer swimmerets (under the tail) for

a)

walking

b)

swimming

c)

holding her eggs

26.

When you observe a crayfish eating, raising its pincers when threatened, or swimming backwards when startled, you are observing its

a)

defense

b)

properties

c)

behaviors

27.

What things do crayfish need to survive?

a)

water, sun, shade

b)

shelter, water, food

c)

food, water

28.
In the crayfish diagram, what part of the crayfish is being identified?
a)
Abdomen
b)
Antennae
c)
Cephlothorax
d)
Maxilliped
29.
What does Humane Treatment mean?
a)
Being Human
b)
Treating objects like they are human
c)
An organism that has human characteristics
d)
Treating a living thing in a way that keeps it from suffering
30.
Which word best describes a crayfish's legs?
a)
curved
b)
straight
c)
jointed
31.
Why would a crayfish get into a fight?
a)
to show dominance
b)
to see who is the strongest
c)
to protect their territory
d)
to show dominance AND protect their territory
32.
Crayfish have skeletons that are called...
a)
endoskeletons
b)
exoskeletons
c)
uniskeletons
d)
swimmersets
33.

What is the function of the gonad?

a)

reproduction

b)

digestion

c)

buoyancy

d)

circulation

34.

Fish like the perch reproduce via _____________ fertilization.

a)

external

b)

internal

c)

viviparous

d)

ovoviparous

35.
BONY FISH
a)
CHONDRICHTHYES
b)
AGNATHA
c)
OSTEICHTHYES
36.
Fish with bodies of cartilage and scales.
a)
chondrichthyes
b)
osteichthyes
c)
agnatha
37.
ANOTHER NAME FOR THE TAIL OF A FISH
a)
pectoral fin
b)
anal fin
c)
caudal fin
38.
What fin is showing on this shark?
a)
dorsal
b)
pectoral
c)
caudal
39.
An animal that is doing the hunting is called the: 
a)
prey
b)
herbivore 
c)
habitat 
d)
predator 
40.
What are vertebrates?
a)
Animals with a backbone
b)
Animals without a backbone
c)
Fish
d)
All types of animals
41.
My body is cold, am covered in scales, use gills to breathe under water, and I lay eggs.  What am I?
a)
Fish
b)
Mammal
c)
Reptile
d)
Amphibian
42.
The swim bladder of a fish is a sac filled with:
a)
Oil
b)
Gas
c)
Lactic acid
d)
Seminal fluid
43.
The flap of tissue covering a fish's gills:
a)
Operculum
b)
Caudal fin
c)
Dorsal fin
d)
Lateral line
44.
A scientist that studies fish is called this:
a)
Ostracodist
b)
Osteopelagic
c)
Ichthologist
d)
Anthropologist
45.
A hard, tooth like projection from the gill arch that prevents large particles of food & other materials from passing into the gill lamellae
a)
Gill arch
b)
Denticle
c)
Gill racker
d)
Isthmus
46.
How many chambers are in the heart of a bony fish?
a)
1
b)
2
c)
4
d)
3
47.

What fin helps navigate, stop, back up, and help orient when at rest?

a)

Pelvic fins

b)

Dorsal fin

c)

caudal fin

d)

gills

48.
This fin is responsible for propulsion. 
a)
Dorsal
b)
Anal
c)
Pelvic
d)
Caudal
49.
This fin creates lift, allowing fish to move vertically. 
a)
Caudal
b)
Dorsal
c)
Pectoral
d)
Pelvic
50.

Fish belong to the phylum

a)

Vertebrata

b)

Osteichthyes

c)

Eukarya

d)

Chordata

51.

A backbone or spinal column is made up of smaller bones called

a)

chordates

b)

vertebrae

c)

hyphae

d)

amebae

52.
Most fish reproduce by
a)
budding
b)
external fertilization
c)
internal fertilization
d)
regeneration
53.
What do you call a big group of fish that move in the same direction?
a)
Shoals
b)
School
c)
Packs
d)
Bank
54.
Fish are...
a)
Vertebrates
b)
Invertebrates
55.
Fish only live in saltwater
a)
True
b)
False
56.

What's the point of fish having scales?

a)

To cover and protect the fish

b)

To fend off predators

c)

To help the fish breathe

d)

To help them swim

57.

Roughly how many humans are killed by sharks each year?

a)

4,500

b)

67

c)

5

d)

None

58.

In the documentary "Sharkwater" Rob Stewart comes across illegally harvested shark fins. These fins are used in mainly China to make:

a)

Shark fin quesadillas

b)

Shark fin soup

c)

Shark fin sushi

d)

Shark fin steaks

59.

According to current science, sharks are:

a)

over 400 million years old

b)

1 billion years old

c)

2 million years old

d)

100 million years old

60.

The _________ runs down the length of the body of a fish and is a sensory organ.

a)

lateral line

b)

longitudinal line

c)

sensory nerve

d)

sensory line

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