What is an invertebrate with stinging cells and a hollow central cavity.
100
Type of worm with a flattended body
What is a platyhelminth
100
A soft-bodied organism
What is a mollusk
200
An animal without a backbone
What is a vertebrate.
200
Describe the structure of a sponge
What is a pore and spicule.
200
Pronunciate correctly cnidocytes
What is NY-duh-syts or NIH-duh-syts
200
A type of worm with a round body
What is a nematode
200
A thin membrane that covers a mollusk[s organs
What is a mantle
300
To have a skeleton inside the body
What is an exoskeleton.
300
A dead skeleton
What is a once living sponge
300
Is a jellyfish or a medusa?
What is a medusa
300
An organism that lives inside another to get food
What is a parasite
300
A tongue-like organ
What is a radula
400
An animal without a backbone
What is an invertebrate
400
What happens with a sponge's waste?
What is it that flows with the water out of the sponge.
400
Why are cnidarians considered more complex than sponges?
What is that cells are organized into layers
400
I am an example of flatworms
What is a planaria
400
Bivalves take in water through a ______
What is a tube
500
More than 96% of animals are what?
What is an invertebrate
500
In what phylum are sponges classified?
What is Porifera
500
How do cnidarians get food?
What is that tentacles bring food to mouth and body cavity
500
Compare/Contrast the 3 Phylas of Worms
What is Pg. 207 chart
500
Newton's 3rd Law of Motion states that for every action there is an equal and opposite reaction. How does this law relate to jet propulsion by squids and octopuses?
What is the reaction that uses the forward movement of its body