A) 2000
B) 1000
C) 200
D) 100
Correct Answer: A
Solution :
[a] For a closed population \[\Delta N=B-D\] \[\frac{dN}{dt}=B-D\] \[\Delta \,\,\,\,\,\,B=bN;\,\,\,\,\,\,\,\,dN\]\[\frac{dN}{dt}-(b-d)N=(65-45)100\] \[=2000\] (b and d are instanteous birth and death rates)You need to login to perform this action.
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