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Solution


Q.

Natality refers to                          [2018]
1 death rate  
2 birth rate  
3 number of individuals leaving the habitat  
4 number of individuals entering a habitat  

Ans.

(2)

Natality refers to the number of births during a given period in the population that are added to the initial density. Death rate or mortality is the number of deaths in the population during a given time period. Immigration is the number of individuals entering a habitat. Emigration is the number of individuals of the population that left the habitat and had gone elsewhere during a time period.