Which of the following statements about vicariance and dispe

Which of the following statements about vicariance and dispersal is most accurate?

Question 5 options:

Vicariance does not require organisms to disperse

Dispersal can lead to speciation, but vicariance cannot

Vicariance is a special kind of dispersal

d. Dispersal cannot occur without vicariance

Solution

The first option is correct. Vicariance occurs by a formation of a new barrier in between or amongst preexisting populations. Dispersal needs dispersion of organisms across a barrier but in case of Vicariance barrier forms.