Struggle for existence and survival of the fittest theories were given by

Question

Struggle for existence and survival of the fittest theories were given by (A) Wallace (B) Darwin (C) Lamarck (D) none of these

Tardigrade Admin · Accepted Answer

In the struggle for existence, only those individuals survive which possess the most useful variations. This has been called survival of the fittest by Spencer and natural selection by Darwin.

Q. Struggle for existence and survival of the fittest theories were given by

Wallace

Darwin

Lamarck

none of these

In the struggle for existence, only those individuals survive which possess the most useful variations. This has been called survival of the fittest by Spencer and natural selection by Darwin.