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PIMSO 2022 - Science - Grade 7 - National Round Question 2

PIMSO Science · PIMSO 2022 - Science - Grade 7 - National Round

Question 2

The following animal was found swimming in the waters near Pandan Island in the Philippines. What is the evolutionary hallmark of this animal compared to its predecessors?

Question illustration
  1. Presence of true tissues
  2. Presence of true body cavity
  3. Acquisition of notochord
  4. Segmentation
  5. Multicellularity