1) Water enters the body through minute pores --------- into the central cavity --------------, from where it goes out through the --------------- a) Name them b) Name them 2) What is the body skeleton of phylum porifera made up of? a) Answer the question b) Answer the question 3) what is metamerism? a) Answer the question b) Answer the question 4) Define Notochord a) Answer the question b) Answer the question 5) Differentiate between Diploblastic and Triplobastic. a) Answer the question b) Answer the question 6) Name the two basic body forms of Cnidarians a) Name them b) Name them 7) -------------------- or --------------------- line the spongocoel and the canals in phylum porifera a) Name them b) Name them 8) State 2 examples of Phylum Porifera a) Answer the question b) Answer the question 9) State 2 examples of Phylum Cnidaria a) Answer the question b) Answer the question 10) What is a Coelom? a) Answer the question b) Answer the question 11) State the different levels of Organisation. a) Answer the question b) Answer the question 12) What is mesoglea? a) Answer the question b) Answer the question 13) Name the different types of symmetry a) Name them b) Name them

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