Porifera

Given are the four matches of phyla with their characteristic cells A. Coelenterate-Nematocytes B. Porifera-Chanocytes C. Ctenophora-Solenocytes D. Platyhelminthes-Nephrocytes Mark the option that has both correct matches.

Read the following statements . I. In Porifera excretion mainly occurs by diffusion II. Sponges are ammonotelic animals. III. Sponges are filter feeders also known as suspension feeders. Which of the statements given above are correct ?

Match column I with column II and select the correct option from the given codes. {:(Column-I,Column-II),(A."Choancoytes", (ii)"Platyhelminthes"),(B."Cnidoblasts",(ii)"Ctenophora"),(C."Flame cells",(iii)"Porifera"),(D."Nephridia",(iv)"Coelenterate"),(E."Comb plates",(v)"Annelida"):}

Match the following : (1) Operculum (a) Ctenophora (ii) Parapodia (b) Mollusca (iii) Scales (c ) Porifera (iv) Comb plates (d) Reptilla (v) Redula ( e) Annelida (vi) Hairs (f) Cyclostomata and Chondrichthyes (vii) Choanocytes (g) Mammalia (viii) Gill slits (h) Osteichthyes

Match the column-I with the column-II and find out the correct answer : {:("Column-I","Colum-II"),("(a) Spongocoel","(i) Arthropoda"),("(b) Dorso-ventrally flattened body"," (ii) Cnidaria "),("(c) Coelenteron cavity"," (iii) Porifera "),("(d) Chitinous exoskeleton"," (vi) Platyhelminthes "):}

Match column I with column II and select the correct option from the codes given below {:(,"Column I",,"Column II"),("A.","Choanocytes","(i)","Platyhelminthes"),("B.","Chindoblasts","(ii)","Ctenophora"),("C.","Flame cells","(iii)","Porifera"),("D.","Nephridia","(iv)","Coelenterata"),("E.","Comb plates","(v)","Annelida"):}

Some of the statements are given below I. Porifera to Echinodermata lack a notochord. II. Platyhelminthes display tissue level organisation. III. Mesoglea is present in coelenterates during development. IV. Aschelminthes are coelomates. Choose the correct option for true statement.