question_answer

  Define the terms and give one example of each. (i) Coelom                           (ii) Triploblastic  

Answer:

                                          (i) Coelom is the internal body cavity between visceral organs and body wall in which well developed organs can be accommodated, e.g., in butterfly. (ii) Animals having three layers of cells from which differentiated tissue can be made are called triploblastic, e.g., star fish.