PUMPA - SMART LEARNING

எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்

Book Free Demo
Give an account on phylum Annelida.
 
a. The organisms present in the phylum Annelida are .
 
b. These organisms are , ,  animals which have defined organ system.
 
c. Their body is divided externally into segments called , joined by ring like structures called .
 
d. Moist thin  covers the body.
 
e. Locomotion in the organisms is through .
 
f. The organism can have separate sexes or may be united (hermaphrodites).
 
g. Examples of organisms present in the phylum Annelida include .