Since earthworms respire through their skin, they must stay moist. They come to at night, when the air is moist. in the morning, some earthworms down burrow fast enough.
Identify this quote. "The early bird catches the worm".
100
Polychaeta
What class are Marine worms in?
100
1- Rear anchor
2- Elongation
3- Front anchor
4- Pull
What are the 4 movements of an earthworm?
100
External bristles
What is Setae?
200
reproduction, feeding, or sensation.
What are the 3 types of functions for a segment?
200
Annelids evolved in the sea.
Scientist thought?
200
Fleshy appendages
Fireworms have____?
200
Body segments
Annelids were the 1st organisms to have a body plan based on repeated ______ _______?
200
Each part is divided
What is a Segment?
300
Moist soil
Where would you find a earthworm?
300
Trapping food particles in their feather-like head structures.
How do feather dusters feed?
300
crawl around
Setae helps what?
300
One anterior segment.
Where is the Cerebal ganglion located?
400
A nerve cord that connects nerve centers in the segments to the brain.
Sensory information is delivered by?
400
Organic matter contained in soil
What is an earthworm diet?
400
anticoagulants-substances.
What do leeches saliva contain?
400
Within the Mesoderm.
Where is Coelom located?
400
Septa
What separates the segments of most annelids?
500
It contains digestive, excretory, circulatory and locomotive organs.
Why is "segment" important for a annelid?
500
Two-thirds
What is the fraction of annelid species in the sea?