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MALTHUS THEORY OF HUMAN POPULATION GROWTH -
Malthus put forward in 1778.
1. Population grows in geometrical ratio, where as the means grow in arithmetical ratio.
2. Faster growth of population creats imbalance between the two
population = 1 / food, space & reproductive area
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In a properly functioning negative feedback system A. value of the controlled variable will always be very close to the threshold value when the system is in steady state.
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