Porifera
What is an example for Porifera?
Sponges
What are some examples for Cnidaria?
Jellyfish
Hydra
Coral
Sea anemone
What are some examples of Mollusk?
Snail
Slug
Oyster
Octopus
Squid
What are some examples for Anthropods?
1. Crustaceans: crab, shrimp, lobster
2. Arachnids: spider, scorpion
3. Insects: Wasp, ant, butterfly
4. Myriapods(many legs): centipedes, millipedes
What are some examples for Echinoderms?
Star fish
Sea urchin
What are some characteristics that Poriferas have?
Simplest invertebrates
No body symmetry
Live in water
Have single opening
They filter food from the water that surrounds them
No active movement
No tissue or organ development
What are the characteristics of Cnidarias?
Radial symmetry
Have a central opening
Surrounded by tentacles
Simplest nervous system
Live in water
What are the characteristics of Mollusks?
Soft bodies
bilateral symmetry
Most with external or internal shells
Live on land or in water
Have a muscular foot that allows them to move and hunt for food
What are the characteristics of Crustaceans?
10 legs
Exoskeleton
2 body parts(cephalothorax and abdomen)
2 antenna
Bilateral symmetry
What are the characteristics of Echinoderms?
Bodies cover (spines or spikes)
Have a central opening for taking in food. Have many small feet
Live in water
Bilateral symmetry
What is the other name of Cnidaria?
Coelenterates
What are some characteristics of Arachnids?
8 legs
Exoskeleton
2 body parts (cephalothorax and abdomen)
Most have 5 eyes
Don’t have antenna and wings
Bilateral symmetry
What are the characteristics of Myriapods?
Lots of legs
Exoskeleton
2 antenna
Body has lots of segments
Bilateral symmetry
What are some characteristics of Insects?
6 legs
3 body parts(head, thorax, abdomen) 2 antenna
Many wings
Bilateral symmetry