WorksheetsMollusks, Echinoderms and Arthropods
Total questions: 25
Worksheet time: 18mins
Which of the following is NOT a characteristic shared by all insects?
three body sections
six legs
one pair of antenna
one or two pair of wings
Shrimp, spiders, and butterflies are all
crustaceans.
arthropods.
insects.
arachnids.
As supported by this image, the caterpillar's ecological role is one of a
consumer.
producer.
decomposer.
predator.
Which of the following is NOT true of all mollusks
They have shells.
They have soft bodies.
They have a mantle.
They have a foot.
What are three roles that insects play in food chains?
consumer, producer, and prey
producer, prey, and decomposer
prey, decomposer, and consumer
decomposer, consumer, and producer
Which of the following is a characteristic of millipedes?
They feed on other arthropods.
They have tiny stingers to stun their prey.
They have two pairs of legs on each segment.
They have hollow fangs.
Which is an example of a bivalve?
Which of the following is an advantage of using biological controls against harmful insects?
They kill only one or a few types of insect pests using natural means.
They cause insect populations to become resistant to pesticides.
They kill all the insects that threaten a farmer's crop.
They kill pollinators.
An arthropod's body is covered with
an exoskeleton.
a shell.
a mantle.
spikes
An insect that has chewing mouthparts is...
Which stage of insect complete metamorphosis is specialized for eating and growth?
pupa
larva
adult
nymph
Cephalopods move by
using jet propulsion.
moving their tentacles.
crawling along on a muscular foot.
gripping with their radula.
The carrion beetle feeds on the tissues of dead animals. The beetle's ecological role is one of a
consumer.
producer.
decomposer.
predator.
The bodies of all spiders have
two pairs of antennae.
two antennae.
six legs.
two body sections.
An undesirable role of insects is the ability of some insects to
transfer pollen from one plant to another.
act as biological controls.
carry disease.
act as scavengers.
Which of the following animal groups is important for the feeding of filter-feeding whales?
Bivalves
Crustaceans
Cephalopods
Echinoderms
Which of the following is present both in mollusks and some arthropods?
Gills
Mantle
Skin
Foot
Which organ is in charge of removing waste substances from the blood?
Heart
Liver
Kidney
Mantle
Which appendages are used by many arthropods to collect information about their surroundings?
Swimmerets
Antennae
Stingers
Chelipeds
Select ALL echinoderms.
Sea snails
Sea shells
Sea stars
Sea lillies
Sea cucumbers
The water vascular system is mainly used by echinoderms to...
Move
Reproduce
Hunt
Communicate
Which structure is shown in the image?
Radula
Mantle
Tube foot
Antennae
The process of shedding an exoskeleton is called (a) .
Insects are the only invertebrates that can (a) .
What do we call a skeleton located inside the body?
(a)
