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प्रश्न
Write a short note based on the information known to you.
Darwin’s theory of natural selection.
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उत्तर
- Darwin is famous for the theory which he published in the book titled ‘Origin of Species’.
- Darwin’s theory of natural selection is based on the concept of survival of the fittest.
- Organisms can reproduce prolifically.
- Under limited resources, organisms compete with one another in a life-threatening manner for survival.
- According to this theory, only those organisms survive which show modifications for winning the competition. The selected organisms then give rise to new species with their specific set of characters.
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संबंधित प्रश्न
The theory of Natural Selection was proposed by
Industrial melanism provides a good example of natural selection. Discuss.
What are objections raised against Darwin's theory?
Natural selection is a driving force for evolution-How?
Identify the two organisms which are now extinct and are studied from their fossils.
Select the correct statement.
The ship on which Darwin was appointed as Naturalist was:
Origin of species was written by:
What are the key concepts in the evolution theory of Darwin?
Who proposed the theory of survival of the fittest?
Mention Darwin's observations made on finches during his visit of Galapagos Islands. Write the explanation given by Darwin on his observations.
Write drawbacks of Darwin's theory
Industrial melanism was observed in ______.
Charles Darwin explained the origin of species through ______.
Which one of the following was not explained by Darwinism?
Define the following term:
Speciation
Differentiate between Lamarck's Theory and Darwin's Theory.
Which of the following correctly lists the three chief factors of evolution identified by Darwin?
During his voyage of data collection, Darwin travelled on the ship:
