Invertebrates 5th Grade

Invertebrates have a backbone

• Yes, they do.

• No, they don't.

Spiders, insects, mollusks, lobsters and crabs have a backbone.

• Yes, they do.

• No, they don't.

Insects, annelids, mollusks, echinoderms, protozoa, crustaceans, and arachnids are all invertebrates.

• Yes, they are.

• No, they aren't.

Arthropods have an exoskeleton, jointed legs and segmented bodies or body sections.

• True

• False

Echinoderms live in water, have an external skeleton  and live in communities.

• True

• False

Invertebrates warm up their bodies by absorbing heat from their surroundings because they are....

• warm-blooded

• ectotherms or cold-blooded

Some invertebrates live on land. Examples of these include: 

• ants, bees and dogs

• snails, leaves and butterflies

• worms, insects and spiders.

Most invertebrates change form as they grow, going through a process known as...

• ectotherm

• growth

• metamorphosis

The picture shows a...

• broken leg

• jointed leg

• segmented leg

This invertebrate has jointed legs.

• True

• False