The logistic model effectively has two components: the original exponential term (rN) and a second term (1 − N/K). What is the function of the second term in this model?

The term 1 − N/K capacities to decrease population growth as the populace size methodologies the carrying capacity.
Restricting Factors to Population Growth. For a population to be sound, factors, for example, nourishment, supplements, water and space, must be accessible.
Restricting variables incorporate a low nourishment supply and absence of space. Restricting components can bring down birth rates, increment demise rates, or lead to migration.
A population for every capita development rate gets littler and littler as populace size methodologies a most extreme forced by restricted assets in the earth, known as the conveying limit ( K).
Recollect that the first exponential equation was y = abx.
The new development and rot works, the b esteem (development factor) has been supplanted either by (1 + r) or by (1 - r). The development "rate" (r) is resolved as b = 1 + r.