Question

Identify Me. [Textbook Question No.1 Pg no. 75]

• I am diploblastic & acoelomate. Which phylum do I belong to?
• My body is radially symmetrical. Water vascular system is present in my body. I am referred as fish though I am not. What is my name?
• I live in your small intestine. Pseudocoelom is present in my thread like body. In which phylum will you include me?
• Though I am multicellular, there are no tissues in my body. What is the name of my phylum?

Answer 1

• In the event that I am diploblastic and acoelomate, I have a place with Phylum cnidaria. The case of this phylum is jellyfish and furthermore red coral. They shoot poison strings to incapacitate the prey that is one of the qualities. Diploblastic resembles having a body denied of just two early-stage layers, for example, is wipes and coelenterates.
• Starfish or ocean stars are star-formed echinoderms having a place with the class Asteroidea. Regular use as often as possible finds these names being additionally applied to ophiuroids, which are effectively alluded to as weak stars or bushel stars. Starfish are otherwise called Asteroids due to being in the class Asteroidea.
• Nematode consists of worm like organisms, for example Round worms. They mostly live as parasites. They are multicellular unsegmented organisms. They do not have a definite body shape. They have a tubular body. The emergence of the body is from blastcoel.
• Porifera is also called as sponges. It is the oldest animal group with multicellular organisms. It does not show any shape and symmetry to get adapt to maximum efficiency of water flow. It contains pores called Ostia to get adapted to aquatic habitat.