A man observed an earthworm and saw a swollen region towards the anterior side of the earthworm a) What is this region called b) Which segment constitutes this swelling? c) What is the role performed by this region?
Answers
Answered by
5
a Prostomium
b. The 1st segment or the mouth constitutes this swelling.
c. It acts like a lip of the worm through which worm can grab food.
Earthworm:
An earthworm is a tube-shaped, segmented worm found in the phylum Annelida.
Earthworms are commonly found living in soil, feeding on live and dead organic matter.
An earthworm's Its digestive system runs throughout the length of its body.
It conducts respiration through its skin.
It has a double transport system composed of coelomic fluid that moves within the fluid-filled coelom and a simple, closed blood circulatory system.
b. The 1st segment or the mouth constitutes this swelling.
c. It acts like a lip of the worm through which worm can grab food.
Earthworm:
An earthworm is a tube-shaped, segmented worm found in the phylum Annelida.
Earthworms are commonly found living in soil, feeding on live and dead organic matter.
An earthworm's Its digestive system runs throughout the length of its body.
It conducts respiration through its skin.
It has a double transport system composed of coelomic fluid that moves within the fluid-filled coelom and a simple, closed blood circulatory system.
Similar questions