Term
Characteristics of Porifera |
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Definition
- Sessile as Adults
- Simplest Animal
- Lack Cephalization
- Asymmetrical
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Term
Are Sponges Made of Tissues? |
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Definition
They are made of specialized cells. |
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Term
How many species of porifera are fresh water species? |
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Definition
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Term
How many species of porifera are not fresh water species? |
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Definition
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Term
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Definition
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Term
What are Incurrent Pores? |
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Definition
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Term
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Definition
It releases water through the top of a porifera |
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Term
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Definition
Animals that feed only on tiny particles in the water. |
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Term
Choanocytes (Collar Cells) |
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Definition
Have flagella that trap or digest food. |
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Term
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Definition
Cells take away waste and transfer nutrients from cell to cell. |
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Term
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Definition
Hard spikes of calcium that support the body and protect the sponge. |
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Term
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Definition
Flexible protein, acts as skeleton for softer porifera. |
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Term
How do Sponges Reproduce? |
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Definition
They are Hermaphroditic so they release eggs and sperm.
They also release gemmules.
They are also assexual. |
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Term
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Definition
Balls of cells released into sea for reproduction (done mainly by fresh water sponges) |
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Term
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Definition
Budding, breaking off a body to form an offspring. |
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Term
Form and Function of Porifera |
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Definition
- Incurrent Pores
- Osculum
- Filter Feeders
- Choanocytes
- Ameboid Cells
- Skeleton Spicules
- Spongin Skeleton
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Term
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Definition
- Venus Flower Basket
- Basket Sponges
- Sea Wool Sponges
- Carnivorous Sponges
- Tube Sponges
- Elephant Ear Sponges
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Term
Venus Flower Basket Sponges (Glass-Sponges) |
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Definition
Are used for fiber optics. |
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Term
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Definition
Very large sponges with large osculums. |
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Term
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Definition
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Term
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Definition
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Term
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Definition
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Term
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Definition
Large surface area of the sponge is used for cleaning and ceramics. They can also be used to apply make-up. |
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Term
List Examples of Cnidarians |
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Definition
- Jelly Fish
- Hydra
- Coral
- Sea Anemones
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Term
List Characteristics of Cnidarians |
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Definition
- Radial Symmetry
- Tentacles
- Stingers
- Lack Cephalization
- Nematocysts
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Term
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Definition
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Term
What are Nematocytes Made Of? |
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Definition
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Term
How many Cnidarian Species are Native to the Sea and Ocean? |
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Definition
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Term
How many Cnidarian Species are Native to Fresh Water? |
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Definition
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Term
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Definition
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Term
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Definition
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Term
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Definition
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Term
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Definition
Sting their food and and digest their food in their gastrovacular cavity. |
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Term
Do Cnidarians have tissues? |
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Definition
No, they are made up of just specialized cells. |
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Term
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Definition
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Term
Give an Example of a Cnidarian? |
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Definition
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Term
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Definition
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Term
Give an Example of a Medusa? |
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Definition
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Term
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Definition
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Term
How do Cnidarians Reproduce? |
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Definition
They are Hermaphroditic as well as Assexual. |
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Term
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Definition
- Hydrazoa
- Scyphozoa
- Anthozoa
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Term
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Definition
Hydra (fresh water)
Man of War (Floats Above Water) |
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Term
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Definition
- Jellyfish
- Some can be deadly like the australian box jelly which can cause death in a few minutes.
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Term
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Definition
- Sea Anemones and Corral
- Most corrals live in colonies which form reefs from the corral skeletons which are made of calcium carbonate.
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Term
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Definition
- Symbiotic Relationships
- Corral Reefs provide homes for animals and help shorelines from washing away.
- Coral can also be used for jewlery.
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Term
How do Cnidarians Respire? |
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Definition
Diffusion through their body walls. |
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Term
In the Aurelia life cycle how is a medusa produced? |
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Definition
The budding polyp releases it in its youth. |
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Term
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Definition
The inner lining of the gastrovacular cavity. |
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Term
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Definition
The layer that lies between the gastroderm and the epidermis. |
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Term
What is the Gastrovacular Cavity? |
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Definition
Digestive chamber with singal opening. |
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Term
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Definition
Loosely Organized Network of Nerve Cells |
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Term
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Definition
Sensory cells that help determine direction of gravity. |
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Term
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Definition
Eyespots that direct light |
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