What does an earthworm use his gizzard for?
Digestion
What is the function of the earthworms cuticle?
To protect it from harmful substances.
What are the bristles that aid the earthworm in movement?
Setae
Earthworms have receptors that are sensitive to?
Chemicals.
What allows for respiration in an earthworm?
Epidermis
In which type of circulatory system does the blood never leave the blood cells?
Closed circulatory system
Are earthworms hermaphroditic?
Yes
What does hermaphroditic mean?
Both males and female organs are in the same organism.
What five structure help to control the earthworms blood pressure?
Aortic arch
Earthworm, fireworm, sand worm