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Evolution — BIOLOGY STD 12 Science — Question

Bihar BoardEnglish MediumSTD 12 ScienceBIOLOGYEvolution3 Marks
Question
Study the schematic representation of evolutionary history of plant forms given below and mention:

  1. The plant form Ferns and Conifers are most related to.
  2. The nearest ancestors of flowering plants.
  3. The most primitive group of plants
  4. Common ancestry Psilophyton provides to.
  5. The common ancestors of Psilophyton and seed ferns.
  6. The common ancestors of mosses and tracheophytes.
✓

Answer

  1. Psilophyton.
  2. Seed ferns.
  3. Chlorophyte ancestors.
  4. Ferns, Conifers, Seed ferns.
  5. Tracheophyte ancestors.
  6. Chlorophyte ancestors.

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