A.Struggle for existence
B.Survival of the fittest
C.Structural modifications leading to new species
D.None of these
Related Mcqs:
- Which of the following facts Darwin and Wallace deduced from the observed fact Struggle for existence, variations and their transmission:
- What could be deduced from Darwin and Wallace’s observed fact entitled, Survival of the fittest and continuous changes in environment:
- Which is the observed fact in the chart drawn by Darwin and Wallace:
- The Theory of Natural Selection proposed by Charles Darwin for explaining Organic Evolution was based on:
- Greatest drawback of Darwin’s Theory was that it could not offer suitable explanation for:
- Which of the following concepts is attributed to Charles Darwin:
- One of the evolutionary concept in Biology was projected by Darwin in his book Origin of Species. It has been discussed as:
- Which of the following concepts is attributed to Lamarck:
- One of the criticism to Darwinism was that it could not give satisfactory explanation for one of the following points:
- By illustrating the examples of African giraffe and snakes Lamarck emphasized mainly that:
