SATHEE: Organisms And Population Question 125

Organisms And Population Question 125

Question: If b=65 and d = 45, N = 100 then find out $ \frac{dN}{dt.} $

Options:

A) 2000

B) 1000

C) 200

D) 100

Show Answer

Answer:

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)

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Organisms And Population Question 125

Question: If b=65 and d = 45, N = 100 then find out $ \frac{dN}{dt.} $

Options:

Answer:

Solution:

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