Question

Evolutionary relationship of three major group of organism is shown in the accompanying diagram, Where A, B, C are Archaebacteria. Eubacteria and Cyanobacteria respectively.

• A. On branch A
• B. On branch AB
• C. On branch C
• D. On branch A or On branch C

Answer 1

The correct option is A On branch A

Archaebacteria are called the ancient one because they are closely resembles the first prokaryotic that evolved on earth and other bacteria are evolved from archaebacteria. while Eubacteria and Cyanobacteria are very closely related. therefore B and C are on branch A