AIPMT PRELIMS2004Zoology-Paleobotany
AIPMT PRELIMS 2004 Zoology Fossil Dating MCQ Question
Type: MCQ-conceptual-Hard-Class 12
Age of fossils in the past was generally determined by radio-carbon method and other methods involving radioactive elements found in the rocks. More precise methods, which were used recently and led to the revision of the evolutionary periods for different groups of organisms includes -
A
Study of the conditions of fossilization
B
Electron spin resonance (ESR) & fossil DNA
C
Study of carbohydrates/proteins in rocks
D
Study of carbohydrates/proteins in fossils
Correct Answer
Option A
Detailed Explanation
Electron spin resonance and fossil DNA analysis provide more precise dating of fossils, improving understanding of evolutionary timelines.
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