WorksheetsInvertebrate Classification
Total questions: 15
Worksheet time: 15mins
What do annelids, such as earthworms, use to move?
Exoskeleton
Legs
Wings
Segments that contract and extend
What is the main difference between vertebrates and invertebrates?
Invertebrates have more than 6 legs
Invertebrates have no legs
Vertebrates have a spine, invertebrates do not
Vertebrates have an exoskeleton
______ are the biggest group of invertebrates.
Amphibeans
Fish
Arthropods
A(n) ___________________ is an animal that does not have a backbone.
Vertebrate
Invertebrate
A snail is a...
Insect
Worm
Mollusc
What type of invertebrate is this?
mollusk
sponge
Worm
What type of invertebrate is this?
mollusk
sponge
arthropod
An example of jellies is
snail
jellyfish
alligator
What is the name of this animal?
Sea cucumber
Sea lily
Sea urchin
invertebrate
vertebrate
Process to put animals in smaller group
Dissect
Classify
Invertebrates
These types of invertebrates are called _______________.
mollusks
arachnids
athropods
crustaceans
Which of the following is a characteristic of invertebrates?
They have a backbone
They have an exoskeleton
They have a notochord
They have a spinal cord
Which group of invertebrates is known for having a water vascular system?
Arthropods
Mollusks
Echinoderms
Cnidarians
Invertebrates make up approximately what percentage of all animal species on Earth?
25%
50%
75%
95%
