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Read the following statements and choose the follwoing option: 1. Platyhelminthes are diploblastic 2. Triploblastic animals posess a mesoderm 3. Arthropods are acoelomates. 4.In porifera, the body shows this pattern called metameric segmentation and the phenomenon is known as metamerism.

Options

  1. ABoth 2 and 4 are correct
  2. BOnly 2 is correct
  3. COnly 1 is correct
  4. DOnly 3 is correct

Correct answer

B. Only 2 is correct

Step-by-step solution

Those animals in which the developing embryo has a third germinal layer, mesoderm, in between the ectoderm and endoderm, are called triploblastic animals

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