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Evolution. — Bio Zoology STD 12 — Question

Tamilnadu BoardEnglish MediumSTD 12Bio ZoologyEvolution.2 Marks
Question
Define fossilization and mention its types.
✓

Answer

Fossilization is the process by which plant and animal remains are preserved in sedimentary rocks. It is of three major types,
  1. Actual remains
  2. Petrifaction
  3. Natural moulds and casts.

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