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Describe the concept of Survival of the ...

Describe the concept of Survival of the fittest.

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Survival of the fittest or Natural selection:
1. The organisms having favourable variations succeed in the struggle for existence.
2. These organisms are the fittest for survival.
3. Since the organisms with unfavourable variations are unfit to survive, they perish.
4. This shows that there is survival of the fittest.
5. Since the nature selects the organisms with favourable variations which are fittest to survive, hence, the theory is known as the theory of Natural selection.
6. The organisms with unfavourable variations are eliminated from the population.
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Statement (S ) : The concept of survival of the fittest is central to natural selection. Reason (R ) : Individuals who posses advantageous characters to adapt to the environment have better potential for survival.

Assertion : The theory of survival of the fittest is widely misunderstood. Reason : Evolution does not always increase the chances of a species survival and species do not survive when mich chances happen rapidly.

Which scientist gave the initial idea of survival of the fittest :

The correct statements about the survival of the fittest are I. the term survival of the fittest was coined by Herbert Spencer. II. Natural selection tends to favour fittest organisms III. Fittest means more healthy, but sterile. IV survival means less healthy, but sterile.