Explain the population growth models along with
diagrams
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According to the Malthus' model, once population size exceeds available resources, population growth decreases dramatically. This accelerating pattern of increasing population size is called exponential growth, meaning that the population is increasing by a fixed percentage each year.
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The logistic growth curve (S-shaped curve) shows population growth when resources are limited. Limited natural resources pose competition among individuals. It is characterized by initial lag phase followed by an increase and then asymptote when the population obtains its carrying capacity (K).
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