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WorksheetsPhylum Arthropoda
Total questions: 50
Worksheet time: 36mins
Which of the following is NOT a characteristic of arthropods?
An exoskeleton
An open circulatory system
An incomplete digestive tract
Segmentation
What is ecdysis?
The process in which arthropods reproduce
The process in which arthropods shed their outer covering and grow a larger one.
The process in which larval forms develop into adult forms
The process in which arthropods breathe
Which is a function of the exoskeleton?
the attachment of muscles.
prevention of water loss
structural protection
all of the above
Crustaceans have
Cephalothorax and abdomen
two pairs of antennae
five or more pairs of legs
all of these answers are true
Appendages on the posterior abdomen that create water currents and help with movement (swimming) are called
Uropods
Telson
Cheliped
Both Uropods and Telson
Which animal is NOT a Crustacean?
Spider crab
Shrimp
Lobster
Horseshoe crab
Arthropods have this type of circulatory system:
Depends on the species
None
Closed
Open
Ticks belong to Class __.
Arachnida
Chilopoda
Crustacea
Insecta
The various classes of Arthropods differ by ___.
the number of legs.
type of circulatory system
their type of skeleton.
number of organ systems.
The shedding of the exoskeleton is __.
ecdysis
diapause
tagmosis
metamorphosis
Why do arthropods have to molt?
To accommodate their growing size
So the arthropod can reproduce.
To allow for tagmosis
In order to respire.
Allows land based arthropods to survive dry environments by secreting wastes and retaining water.
Malpighian tubules
green gland
nephridia
kidneys
The name for the crustaceans first walking leg that is modified for protection and food getting.
Chelipeds
pedipalps
Maxillipeds
Maxillae
Terminal fangs of Arachnids are called __.
chelicerae
pedipalps
chelipeds
telson
Specialized appendages in Arachnids that is modified in the male for sperm transfer.
pedipalps
cheliped
chelicerae
spinnerets
Insects have _____ pairs of legs.
3
4
5
6
Insects have _______ body segments.
cephalothorax and abdomen
head, cephalothorax and abdomen
head, thorax, abdomen
depends on the insect
The term 'arthropod' literally means
bent leg
jointed foot
bent foot
jointed skeleton
The period of time marked by a sharp change is called
metamorphosis
instar
diapause
parthenogenesis
The horseshoe crab is most closely related to which of the following?
crustaceans
chilopoda
arachnids
insecta
Which of the following is a stage in incomplete metamorphosis, but not complete?
pupa
larva
nymph
egg
Fusion of regions or segments of the body used for specific functions is known as _____________.
Metamorphosis
Parthenogenesis
Tagmosis
Ecdysis
These organisms are known to have one pair of legs per segment
Arachnida
Insecta
Diplopoda
Chilopoda
These organisms have 2 pairs of legs per segment
Arachnida
Crustacean
Diplopoda
Chilopoda
How many pairs of antennae does class crustacea have?
1
2
3
4
Which of the following is NOT a characteristic of arthropods?
Exoskeleton
Jointed appendages
Segmented body
Endoskeleton
Which of the following correctly describes a crustaceans body regions?
head, thorax, abdomen
head, abdomen
cephalothorax, abdomen
head, cephalothorax
How do you determine whether a crayfish is male or female?
the structure of the first 2 pairs of their swimmerets
the abdomen will or will not have an ovipositor
it will have claws or not have claws
the telson is shaped differently
Which of the following removes metabolic waste and excess water from a crayfish? They are a type of antennal glands.
gastric caeca
green glands
digestive glands
malpighian tubules
List the correct order of the three stages in a hemimetabolous metamorphic life cycle.
egg, nymph, adult
adult, nymph, egg
egg, adult, nymph
nymph, egg, adult
Does the diagram illustrate Holometabolus Metamorphosis or Hemimetabolus Metamorphosis
Holometabolus Metamorphosis because the stages look the same throughout its life
Holometabolus Metamorphosis because the stages look different throughout its life
Hemimetabolus Metamorphosis because it looks the same throughout its life
Hemimetabolus Metamorphosis because it looks different throughout its life
In Holometabolus Metamorphosis which stage doesn't belong?
egg
nymph
larva
adult
In Hemimetabolus Metamorphosis which stage doesn't belong?
egg
nymph
pupa
adult
Which 2 stages are in both Holometabolus Metamorphosis and Hemimetabolus Metamorphosis?
Egg, larva
Larva, adult
Adult, nymph
Egg, adult
A period of growth in between molts is called
parthenogenesis
instar
diapause
ecdysis
Which correctly lists the stages of Holometabolus Metamorphosis in order?
egg, larva, pupa, adult
egg, pupa, larva, adult
pupa, adult, egg, larva
larva, egg, adult, pupa
Which honeybee is male and is involved in fertilizing the eggs?
queen
wasp
drone
worker
What does the queen eat?
nectar
pollen
royal jelly
honey
The queen bee in a hive is the only female who
(usually)lays eggs
develops in a peanut shaped cell
is fed only royal jelly
all of the above
What are the main duties of worker bees?
going out to find food (pollen and nectar)
building the hive
keeping the hive clean
all of the above
Arachnids have _______ body segments.
cephalothorax and abdomen
head, cephalothorax and abdomen
head, thorax, abdomen
depends on the insect
Drone bees are created by
eggs laid by the queen and fertilzed with sperm
eggs laid by the queen and not fertilized by sperm
eggs laid by the worker bee and fertilized by sperm
all of the above
Worker bees are created by
eggs laid by queen and fertilized by drone sperm
only eggs laid by the queen and no sperm is used
parthenogenesis
eggs laid by the worker bees and no sperm from the drone
Which of the following is correct about a honey bee colony?
there can only be 1 queen at a time
drones are kicked out of the hive in the fall
workers bees may be allowed to lay eggs if no queen is established in the hive
all of the above
