Q. Present concept of evolution is the result of the work by number of scientists I. T Dobzhansky II. RA Fisher III. JBS Haldane IV. Charles Darwin V. Sewall Wright VI. Ernst Mayer VII. Hugo de Vries VIII. GL Stebbins IX. Lamarck The scientists who contributed to the present concept of evolution are
A) I, II, III, IV, V, VII, VIII
B) I, II, III, V, VII, VIII, IX
C) I, II, III, V, VI, VIII, IX
D) II, III, IV, V, VI, VII, IX
Explanation
Modern Concept of Evolution Modern concept of evolution is the synthesis of Darwin’s and Hugo de Vries theory also called synthetic theory of evolution. Modern concept of evolution includes the following steps (i) Genetic variations in population (ii) Isolation (iii) Heredity (iv) Natural selection (v) Speciation (origin of new species) The modern theory is a result of number of scientist namely T Dobzhonsky, RA Fisher, JBS Haldane, Sewall Wright Ernst Mayer, GL Stebbins Stebbins in his book ‘Progress of organic evolution’ discussed the synthesis theory of evolution
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.