Evolution Question 71

71. Occurrence of endemic species in South America and Australia is due to

[2001]

(a) These species have been extinct from other regions

(b) Continental separation

(c) There is no terrestial route to these places

(d) Retrogressive evolution

Show Answer

Answer : b

Hints & Solution

(b) These areas are geographically isolated from other continents by the oceanic barrier which has prevented uniform distribution of fauna.