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GENERAL RESPIRATION/EXCRETION MOVEMENT/BODY FEEDING REPRODUCTION
100
3 classes
How many classes are there under the phylum- Annelida
100
Skin
Where do land earthworms breathe from?
100
Setae
What is another name for bristles?
100
Proboscis
What do leeches use to suck blood?
100
No, leeches only reproduce sexually
Do all classes of annelids reproduce both sexually and asexually?
200
Hirudinea
What class does leeches come under?
200
Gills
What is the only respiratory organ present in an oligochaete?
200
Coelem
What is the structure filled with fluids inside an oligochaete's body?
200
Gizzard
Which organ is used to grind food?
200
Organism that have both male and female reproductive organs
What are hermaphrodites?
300
Septa
What are the wall like structures that separate the segments of a worm?
300
Nephridia
Name an excretory organ in an annelid?
300
Hydrostatic skeleton
What kind of skeleton do annelids have?
300
Solid and fluid feeders
What kind of feeders are leeches?
300
Clitellum
What is the name of the unsegmented band that produces mucus while mating?
400
There aren't any bristles on leeches.
What is the name for the bristles found on leeches?
400
Yes they can have more than one heart
Do earthworms have a heart?
400
Leeches only have one circular muscle along it's whole body while Oligochetes have as many as their wall divisions
How does an oligochaetes skeleton differs from a leeche's?
400
Pharynx
What is the name given to the jaws of an oligochaete?
400
Sponges perform internal fertilization while it's external for oligochaetes
How do sponges differ from oligochaetes in sexual reproduction.
500
Two
How many openings do annelids have?
500
Closed circulatory system
What kind of circulatory system do oligochaetes have?
500
Setae
What do earthworms use to anchor while burrowing?
500
Worms, fish or other invertebrates
What is a food source for leeches other than blood?
500
4 hours
How long does mating take place on an average?




ANNELIDS

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