Q. Assertion : The Nile perch introduced into lake Victoria in East Africa led to the extinction of an ecologically unique assemblage of more than species of cichlid fish in the lake.
Reason : When alien species are introduced deliberately for economic or other uses, they often become invasive and cause extinction of indigenous species.

 3078  195 Biodiversity and Conservation Report Error

Solution:

Correct answer is (a) If both assertion and reason are true and reason is the correct explanation of assertion