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WBCS Preliminary Examination 2020 — General Studies · Question 123 of 200

Q123
General ScienceChemistry
Radiocarbon dating technique is used to estimate the age of
  1. a.rocks
  2. b.monuments
  3. c.soil
  4. d.fossils

Answer: (D) fossils

Radiocarbon (Carbon-14) dating measures the decay of a radioactive carbon isotope in once-living organic material, making it suited to dating fossils and archaeological remains, not inorganic rock.