Which one of the following sequences was proposed by Darwin and Wallace for organic evolution?

  • A
    Variations, natural selection, overproduction, constancy of population size.
  • B
    Overproduction, variations, constancy of population size, natural selection.
  • C
    Variations, constancy of population size, overproduction, natural selection.
  • D
    Overproduction, constancy of population size, variations, natural selection.

Explore More

Similar Questions

$A$ scientist who worked on rats cut their tails up to $21$ successive generations,but at last,he found that the tails remained normal. Which scientist's theory is disapproved by this experiment?

Darwinian fitness can be estimated by

To be evolutionarily successful,a mutation must occur in the

The phrase 'Survival of the Fittest' was used by

Which one of the following is correct with respect to Allopatric speciation?

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial
For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free
For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo