- Examples of Nematods
- ascarasworm, heartworms, pinworms, vinegar worms, thrichina, ascarius, elephantiasis
- Examples of Porifera
- sponges
- Examples of the Phylum Cnidaria
- jellyfish-like animals
- form that can see in the dark and light?
- planaria
- How complex are they?
- most complex of worms
- How do cnidaria reproduce?
- sexually or asexually
- how do echinoderms move?
- by their feet
- how do echinoderms reproduce?
- sexually and assexually
- How do porifera reproduce?
- sexually or asexually
- How large are rotifers normally?
- 1 millimeter
- How many species are there of Rotifers?
- 1,800 different species
- More examples of Cnidaria?
- jellyfish, anemone, portuguese monowar, hydra, coral
- Sexes are ____ for rotifers?
- seperate
- sponges are ____ as an adult but swim freely as ____
- sissle, larva
- What are cestodia?
- platyhelminthes, and parasitic tapeworms
- What are most flatworms?
- parasites, needing a host
- what are rotifers called?
- "wheel animals" -cilia on body in wheels
- What are some examples of annilids?
- earthworms, leeches, sandworms
- what are some examples of Echinoderms?
- starfish, sea urchins, sand dollars
- what are some examples of mollusks?
- snails, slugs, octopi
- what are sponges?
- animals made of many cells but lack tissues
- What are the major organ locations?
- brain: 4-5 rings
crop: 15-16 rings
clitulum: 30-32 rings
gizzard: 18-20 rings - What are the simplest form of Platyhelminthes?
- Planaria
- What are the three classes of Platyhelminthes?
- cestodia: tapeworms (parasite)
trematoda: flukes (parasite)
tubellaria: planaria (free living) - What are the three layers of nematods?
- Cell layers:
1. ectoderm
2.mesoderm
3.endoderm - What are trematoda?
- platyhelminthes, and parasitic flukes
- What are tubellaria?
- platyhelminthes, and free living planaria
- What do echinoderms lack?
- arteries and veins
- What do Rotifers have on the top of their body?
- cilia
- What do some cnidaria possess?
- stinging cells for obtaining food.
- What do some mollusks produce?
- an exoskeleton, or shell
- What does annilids mean?
- ring in latin
- What does Echinoderms mean in latin?
- spiny skin
- What does hermaphrodite mean?
- both male and female
- What does nema mean?
- thread
- What does platyhelminthes mean?
- platy- flat helminth- worm
- What does the platyhelminthes body have?
- 3 layers of cells, NO mouth
- what is a notable fact about rotifers?
- can survive dry periods by forming protective coating around their body
- What is an earthworm's scientific name?
- Lumbricus terrestrius
- What is the 2nd largest phylum in the animal kingdom?
- mollusks
- what is the average number of rings for adult worms?
- 100
- What is the body of phylum cnidaria composed of?
- 2 layers of cells plus jelly layer called mesoglea
- What is the largest invertebrate at 60 feet?
- the giant squid
- What kind of arteries do annilids have?
- top and both called dorsal and ventral artery
- What kind of body do annilids have?
- segmented body or sections
- What kind of body do mollusks have?
- soft body
- What kind of body do rotifers have?
- segmented body
- What kind of characteristics do sponges have?
- protist-like
- What kind of circulatory system do annilids have?
- closed circulatory system: arteries, veins, and blood is enclosed.
- What kind of habitat do Cnidaria have?
- marine habitat
- What kind of habitat do echinoderms have?
- marine habitat
- what kind of intestine do Phylum cnidaria have?
- marine hollow intestine
- what kind of shape do sponges have?
- asymetrical shape: not a definite shape
- What kind of structures do nematods have?
- mouth to anus structures.
- What kind of symmetry do Echinoderms have?
- penta-radial symmetry
- What kind of symmetry do nematods have?
- bilateral
- What kind of symmetry do phylum cnidaria have?
- radial symmetry
- What kind of symmetry do Platyhelminthes have?
- bilateral symmetry: left and right halves are equal
- What percentage of humans are infected by nematods?
- 33% of humans
- What sex are platyhelminthes?
- hermaphrodite: male and female
- What sex are sponges?
- hermaphrodites: both male and female
- what were sponges classified as plants in the 1800s?
- plants
- Where do mollusks live?
- land or water
