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WorksheetsInvertebrates Round 2
Total questions: 15
Worksheet time: 11mins
What are the characteristics of invertebrates that help classify them as animals?
No Backbone
They can all move
They are multicellular
They must eat food
They are prokaryotes
Which characteristics fit all arthropods?
Segmented bodies
Jointed appendages
6 legs
Exoskeletons
Shells
Which characteristics help classify snails as mollusks?
External Shell
Muscular Foot
Eats food
Soft Body
Select the characteristics of echinoderms.
Water Vascular System
Tube Feet
Internal Skeleton
Bumpy Bodies
What helps classify jellyfish as cnidarians?
Radial Symmetry
Stinging Cells
Tentacles
Have Brains
Earthworms fall into the Annelid Phylum. What are their main characteristics?
Long bodies
Legless bodies
Bilateral Symmetry
Simplest organisms with brains
Have heads and tails
Sponges fall into Phylum Porifera. Why?
No organs or nervous tissue
Filter Feeders
They are not animals
Often have silica spikes to protect them
Which invertebrate groups have bilateral symmetry from baby to adult?
Cnidarians
Worms
Mollusks
Arthropods
Echinoderms
Many sponges have this type of symmetry.
Asymmetry
Radial Symmetry
Bilateral Symmetry
Select all the animals in the echinoderm phylum.
Select the arthropods
Select the cnidarians.
Select all the mollusks.
Select all the worms.
Select all the animals
