Invertebrates

Invertebrates

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Multiple Choice

Sponges have tissues, organs, and organ systems

• True

• False

Fill in the Blank

Bilateral symmetry means an organism can be split into ______ different parts.

Fill in the Blank

Cnidarians have _____________ symmetry. Meaning they have lines of symmetry out from the center of their body.

Fill in the Blank

__________ jellyfish are some of the most dangerous marine animals in the world.

Multiple Choice

Flatworms, round worms, and segmented worms all have what kind of symmetry?

• Radial

• Bilateral

• No symmetry (asymmetrical)

Multiple Choice

Planaria are an examples of?

• Roundworms

• Flat worms

• Segmented worms

Multiple Choice

This type of worm has a "simple" brain

• Round worm

• Flat worm

• Segmented worm

Fill in the Blank

Many mollusks have soft, unsegmented bodies. Therefore they often have a ______ to protect them.

Multiple Choice

Giant squids typically eat their pray in shallow water

• True

• False

Multiple Choice

How many groups of arthropods are there?

• one

• two

• three

• four

Multiple Choice

Arthropods have a hard protective outer covering known as a _________________.

• Exoskeleton

• Endoskeleton

Multiple Choice

Which group of arthropods has 3 body parts and 6 legs?

• Insects

• Arachnids

• Crustaceans

• Millipedes/Centipedes

Multiple Choice

Which group of arthropods do spiders and scorpions belong to?

• Insects

• Arachnids

• Crustaceans

• Millipedes/Centipedes

Multiple Select

Below select all the arthropods that belong in the crustacean subphlyum

• Crab

• Scorpion

• Lobster

• Spider

• Shrimp

Multiple Choice

Echinoderms have what type of symmetry?

• Bilateral

• Radial

• No symmetry (asymmetrical)