Occurrence of endemic species in South America and Australia is due to (a) these species has been extinct from other regions (b) continental separation (c) there is no terrestrial route to these places (d) retrogressive evolution.

Occurrence of endemic species in South America
and Australia is due to
(a) these species has been extinct from other
regions
(b) continental separation
(c) there is no terrestrial route to these places
(d) retrogressive evolution.
by

1 Answer

Answer :

(b) continental separation
by

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