Question

Choose the most appropriate alternatives from amongst the following:

The theory of use and disuse was provided by

• A. Darwin
• B. Mendel
• C. Alfred Wallace
• D. Lamarck

Answer 1

The correct option is D

Lamarck

The correct option is D.

Explanation of the correct option:

1. Lamarck gave the theory of inheritance of acquired characters.
2. This theory involves the use and disuse of organs, the effect of the environment, and the inheritance of acquired characters.
3. The effect of the use of organs is seen by the example of the long neck of a giraffe.
4. The effect of disuse of organs is seen in cave dwellers who have lost their eyesight due to lack of use of their eyes.

Explanation of the incorrect options:

Option A: Darwin proposed the Theory of Natural Selection.

Option B: Mendel is known for his laws of Genetics.

Option C: Alfred Wallace proposed the theory of evolution.

Hence, the theory of use and disuse of organs was proposed by Lamarck.