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Invertebrates
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What are the 6 most important groups of invertebrates
Sponges, cnidarians, worms, molluscs, echinoderms, and arthropods
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What group of invertebrates have poisonous tentacles and jelly-like bodies?
Cnidarians
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Describe a mollusc. What are some characteristics molluscs have?
They have soft bodies, and one or two shells to protect them.
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What is the simplest invertebrate?
Sponges
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What group of invertebrates are marine animals? Their skeleton is made of hard plates.
Echinoderms
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What group of invertebrates include mussels, octopuses, squids and snails?
Molluscs
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A _____ is a type of cnidarian
Jellyfish
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Describe an echinoderm. What are some characteristics echinoderms have?
They have got a skeleton made of hard plates, often with spines
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What group of invertebrates have long, soft bodies and no legs? They live in soil, in water or inside other bodies.
Worms
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Squidward from Spongebob, belongs to what group of invertebrates?
Molluscs
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Give one example of a type of worm
Roundworm, fireworm, or earthworm.
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True or False: Invertebrates have a spinal column.
False
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Give one example of a type of mollusc
Mussels, octopuses, clams, or squids
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True or False: Slugs don't have shells.
True
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True or False: A bivalve has one shell.
False
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Describe a worm. What are some characteristics worms have?
They have got long, soft bodies. They haven't got legs.
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Patrick Star from Spongebob, belongs to what group of invertebrates?
Echinoderms.
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Describe a cnidarian. What are some characteristics cnidarians have?
They have jelly-like bodies and/or poisonous tentacles
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True or False: The majority of animals are invertebrates
True
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What group of invertebrates live attached to rocks and have sac like bodies full of pores?
Sponges
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