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  • If N = population density at time t , then population density at t+1 can be written as  <img alt="N_{t+1} = N _{t} + [(A+B)-(C+D)]" src="/latex-image/?N_%7Bt&plus;1%7D%20%3D%20N%

If N = population density at time t , then population density at t+1 can be written as 

N_{t+1} = N _{t} + [(A+B)-(C+D)] 

Select the correct option for A,B,C and D in the above equation 

Option: 1

A can be mortality and B can be natality 


Option: 2

B can be immigration and C can be natality 


Option: 3

C can be mortality and D can be immigration 


Option: 4

A can be natality and D can be emigration 


Answers (1)

best_answer

A and B are natality and immigration. They add to population density. C and D are mortality and emigration. They decrease population density.Hence, the correct option is (d). 

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Posted by

Shailly goel

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