What moves water through the sponge?

How do sponges get their food?

What is the name of the phylum to which sponges belong?

What type of symmetry is displayed in the picture?

Which phylum has a soft, unsegmented body that can be protected by a shell?

Which of the following is a correct description of the Cnidarian digestive tract?

The mollusks in the class Gastropoda are:

Mollusks in the class Cephalopoda include:

The _____________ is thought to be the most intelligent vertebrate.

What does the term 'coelomate' (root word coelom) refer to?

Let's dive into the underwater world! Can you spot the odd one out who is NOT a member of the cnidarian family?

Can you guess what the large opening at the top of a sponge is called? It's a fun fact!

Imagine you're a tiny fish swimming around in the ocean and you come across a sponge. You notice it's not moving at all! This is because sponges are considered ______. Can you guess why?

Imagine you're a tiny particle floating in the water. Which cell would you likely bump into that has a sticky, funnel-shaped collar of cilia ready to collect you, and a flagellum creating a water current?

Imagine you're a tiny creature living in the ocean. You come across structures that look like skeletons. They can be hard or soft and they act as your internal support and defense against predators. What are these structures called?

Can you guess the type of symmetry shown in this fun picture?

Ready for a fun fact? One of these groups is entirely made up of mollusks. Can you guess which one it is?

Imagine you're a marine biologist, diving deep into the ocean. You encounter a fascinating creature that has both a medusa and a polyp stage, stinging tentacles, and radial symmetry. Can you identify which phylum this creature belongs to?

Imagine you're a marine biologist studying the fascinating world of sponges (Porifera). Can you tell what type of symmetry these intriguing creatures have?

Imagine you're a tiny creature swimming in the ocean. Suddenly, you're paralyzed! What's the culprit? It's an organelle inside a stinging cell that has just injected you with a paralyzing toxin. Can you guess the name of this organelle?

Let's dive into the underwater world! How do you think Cnidarians reproduce?

Let's dive into the underwater world! Can you guess which is the largest class in the phylum Cnidaria? Here's a hint: it includes _______.

Imagine you're a marine biologist. You've just discovered a new species of fire coral and a siphonophore. To which class do you think they belong?

Hey there, marine life enthusiast! Can you tell us which of these fascinating creatures belong to the phylum Mollusca?

Let's dive into the underwater world! Can you tell me something about the Mollusks in the Bivalvia class?