Invertebrates

Which group of animals are sac shaped and have their bodies full of pores?

• Mollusks

• cnidarians

• sponges

• arthropods

What type of invertebrate is a snail?

• Crustacean
• Arachnid
• Mollusk
• Echinoderm

What characteristic of jellyfish is missing? They are aquatic, their body is gelatinous and...

• They produce limestone residue.

• They have calcareous

  plates

• They have a segmented body.

• They have tentacles with venomous stingers

What animal can you see?

What type of invertebrate is a starfish?

• Mollusk
• Vertebrate
• Arthropod
• Echinoderm

Arthropods are classified according to their...

• body shape

• number of legs

• exoeskeleton

What type of arthropod has 10 legs?

• Insects

• Arachnids

• crustaceans

• myriapods

What are the main characteristics of a worm?

• They are soft and long, they have no feet and they can be aquatic or terrestrial.

• They are aquatic, some are balloon shaped and some are star shaped.

• They have a soft body, they have no legs and some have a shell.

• They have a long and segmented body, and they have lots of legs.

Find the odd one out.

• centipede

• crab

• bee

• coral

Answer explanation

A coral is a type of cnidarian while the rest are arthropods.

What type of invertebrate is a sea urchin

• Sponge

• Echinoderm

• Mollusk

• Arthopod