Question

the body which is cylindrical and composed of anterior proboscis and a collar and a long trunk is found in
a)Ascidia
b)Salpa
c)doliolum
d)saccoglossus​

Answer 1

Answer:

metals list which makes up the periodic table includes iron, lead, gold, aluminum, platinum, uranium, zinc, lithium, sodium, tin, silver, etc. The nonmetals list which makes up the periodic table includes hydrogen, helium, carbon, sulfur, nitrogen, oxygen, radon, neon, other halogens, and noble gases etc.

Answer 2

The body which is cylindrical and composed of anterior proboscis and a collar and a long trunk is found in d) Saccoglossus

• Saccoglossus belongs to the phylum Hemichordata which was earlier considered to be sub phylum of Chordata.
• The body of Saccoglossus is cylindrical in shape and it's divided into three regions namely proboscis in the anterior region, a collar and a long trunk.
• The collar region also has a stomochord which is some how similar to the notochord as seen in chordata.
• Proboscis is excretory organ.