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Question
Observe the following figure and explain the concept.
Solution
- The figure depicts the concept proposed by 'Lamarck'. Lamarck proposed that the activities of organisms are responsible for their evolution.
- This French naturalist proposed that each animal or plant undergo some changes in its life span and those changes are transferred to the next generation and such changes occur in the next subsequent generations too.
- The giraffe's neck has grown too long as a result of 'acquired characters'. For several generations, they have been browsing on the leaves of tall plants by extending their neck.
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Write short notes based upon the information known to you.
Lamarckism
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The characters developed by the animals during their life time, in response to the environmental changes are called ______.
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Observe the figure given below and answer the questions that follow:
- What is the figure depicting?
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