Question:
Evolution of life forms had occurred due to use and disuse of organs. This theory was postulated by:
Evolution of life forms had occurred due to use and disuse of organs. This theory was postulated by:
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Lamarck = Use/Disuse; Darwin = Natural Selection; De Vries = Mutation.
Updated On: May 14, 2026
- Jean-Baptiste Lamarck
- Hugo de Vries
- Charles Darwin
- Alfred Wallace
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The Correct Option is A
Solution and Explanation
Step 1: Concept
Before Darwinian evolution was widely accepted, several theories attempted to explain biological change.
Step 2: Meaning
The theory of "Inheritance of Acquired Characteristics" suggests that an organism can pass on features strengthened through use or lost through disuse during its lifetime.
Step 3: Analysis
This concept of "Use and Disuse" was the core of Lamarckism, famously exemplified by the stretching neck of a giraffe.
Step 4: Conclusion
Jean-Baptiste Lamarck postulated this theory. Final Answer: (A)
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