When we say "survival of the fittes | Class 12 Biology Chapter Evolution, Evolution NCERT Solutions

Question:

When we say "survival of the fittest", does it mean that
a. those which are fit only survive, or
b. those that survive are called fit?
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Answer:

Survival of the fittest means to those that survives are called fit. Darwin fitness describes how successfully an organism has been passing onto genes from one to another and this explains the evolutionary phase. The more individuals survive more they reproduce, higher the fitness of the individuals. Fitness is the ability to survive and reproduce and it is the outcome of the struggle. These traits could give the members a better chances of survival and which is known as ‘Survival of the fittest’. This brings the variations according to the environmental conditions which forms the basis for origin of different types of adaptations.     


Study Tips for Answering NCERT Questions:

NCERT questions are designed to test your understanding of the concepts and theories discussed in the chapter. Here are some tips to help you answer NCERT questions effectively:

  • Read the question carefully and focus on the core concept being asked.
  • Reference examples and data from the chapter when answering questions about Evolution.
  • Review previous year question papers to get an idea of how such questions may be framed in exams.
  • Practice answering questions within the time limit to improve your speed and accuracy.
  • Discuss your answers with your teachers or peers to get feedback and improve your understanding.

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Welcome to the NCERT Solutions for Class 12 Biology - Chapter . This page offers a step-by-step solution to the specific question from Excercise 0 , Question 10: When we say "survival of the fittest", does it mean that a. those which are fit only surv....