Balanoglossus is a peculiar marine worm which is of great zoological interest. It is an evolutionary link between invertebrates and vertebrates. In somewhat resembles Ascidians. Here you can take one online multiple choice test on this group. You can find out 14 multiple choice questions. For each question there is 4 answers. You need to select the right one for each question and finally click on the finish button. You can then get your score instantly.
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