Failed to connect to MySQL: Access denied for user 'examnext_online'@'localhost' (using password: YES) Ratio of nataloity and mortality of a population expressed in percentage is - Sarthaks eConnect
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Practice Online Test Series for JEE Main 2018 & NEET 2018

Ratio of nataloity and mortality of a population expressed in percentage is

A.

vital index

B.

growth rate

C.

survival rate

D.

biotic potential