Classification of Invertebrates

What are the 3 main kingdoms of living things

• Humans, Animals, plants

• Animals, plants, insects

• Animals, plants, fish

• Animals, plants, microorganisms

All of the following are invertebrates except

• worm

• crab

• snake

• snail

The term 'arthropod' means

• bent leg

• jointed legs

• 6 legs

• jointed skeleton

All of the following are arthropods except

• crustaceans

• insects

• arachnids

• molluscs

What is the difference between insects and arachnids

• insects have 8 legs, arachnids have 6 legs

• insects dont have antenna, arachnids have antenna

• arachnids have 8 legs, insects have 6 legs

• insects are invertebrates, arachnids are vertebrates

A crab is a

• arachnid

• crustacean

• vertebrate

• myriapod

What is a feature of a myriapod

• It is vertebrate

• It has 4 antennae

• It is only worms

• Its body is segmented

A spider is a (there are 2 correct answers)

• Arachnid

• Insect

• Mollusc

• Arthropod

What is a feature of crustaceans

• They have a backbone

• They have segmented bodies

• They have 2 sets of antennae = 4 antennae

• They have 2 antennae

To which group does a starfish belong

• Fish

• Amphibians

• Molluscs

• Echinoderms