Invertebrates

Front

What are invertebrates?

Back

Invertebrates are animals that do not have a backbone or spinal column. They make up about 95% of all animal species.

Front

Name the phylum that includes jellyfish and corals.

Back

Cnidaria.

Front

What is the main characteristic of the phylum Arthropoda?

Back

Arthropods have an exoskeleton, segmented bodies, and jointed appendages.

Front

Define the term 'sessile'.

Back

Sessile means to stay in one place and not move.

Front

Which phylum do flatworms belong to?

Back

Platyhelminthes.

Front

What is the significance of the phylum Mollusca?

Back

Mollusca includes a diverse group of animals such as snails, clams, and octopuses, known for their soft bodies and often hard shells.

Front

Identify a key feature of Echinodermata.

Back

Echinoderms, such as starfish and sea urchins, have a water vascular system and radial symmetry.

Front

What does the term 'exoskeleton' refer to?

Back

An exoskeleton is a hard outer structure that provides support and protection to certain animals, such as arthropods.

Front

Give an example of an organism from the phylum Porifera.

Back

Sponges are examples of organisms in the phylum Porifera.

Front

What is the role of setae in annelids?

Back

Setae are bristle-like structures that help annelids grip surfaces and move.