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Evolution — BIOLOGY STD 12 Science — Question

Maharashtra BoardEnglish MediumSTD 12 ScienceBIOLOGYEvolution3 Marks
Question
  1. Mention the specific geographical region where these organisms are found.
  2. Name and explain the phenomenon that has resulted in the evolution of such diverse species in the region.
  3. Explain giving reasons the existence of placental wolf and Tasmanian wolf sharing the same habitat.
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Answer

  1. Australia.
  2. Adaptive Radiation The process of evolution of different species in a given geographical area starting from a point and literally radiating to other areas of geography (habitat) is called adaptive radiation.
  3. (Convergent evolution/Adaptive Convergence) Organisms coming from different stock, evolved similar features and adapted to same habitat.

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