Malthusian Theory of Population Change Quiz

"An Essay on the Principle of Population" is the correct answer because it was the first book to introduce the theory mentioned in the question. This book, written by Thomas Robert Malthus, discussed the theory of population growth and its implications for society. Malthus argued that population tends to grow faster than the resources available to sustain it, leading to poverty and social problems. This theory had a significant impact on the fields of economics and sociology, and it continues to be influential today.

A positive check refers to a situation that naturally arises and helps to control population growth. War can be considered a positive check because it often leads to a decrease in population due to casualties and destruction.

The theory was first proposed in 1798.

The critics deemed his theory "a failure" because he didn't consider the technological advancements in society. This suggests that his theory was outdated and not applicable to the current state of technology.

According to Malthus, preventive checks are measures taken to limit population growth before it reaches a point of resource scarcity. Infanticide, abortion, and adultery can all be seen as examples of preventive checks because they can limit the number of births and therefore control population growth.

According to Malthus, positive checks increase the death rate in the population. Positive checks refer to factors that directly increase mortality, such as famine, disease, war, and natural disasters. Malthus believed that these checks were necessary to control population growth and prevent overpopulation. He argued that when the population exceeds the available resources, positive checks would naturally occur, leading to a higher death rate and a decrease in population size.

The correct answer is Malthusian catastrophe. According to the theory, a Malthusian catastrophe refers to an event where the entire population dies off. This concept is based on the theory proposed by Thomas Malthus, who argued that population growth would eventually outpace the availability of resources, leading to a catastrophic decline in population. The term "catastrophe" implies a sudden and severe event, suggesting a rapid and devastating collapse of the population.

The correct answer is Blue Revolution. The Blue Revolution refers to the period of rapid growth in the aquaculture industry from the mid-1960s to the present. During this time, there was a significant increase in the production of fish and other aquatic organisms through the use of advanced farming techniques and technologies. The Blue Revolution played a crucial role in meeting the increasing global demand for seafood and reducing the pressure on wild fish populations.

Carrying capacity refers to the maximum number of individuals that a given environment can sustain without causing a collapse or depletion of resources. It represents the balance between available resources and the population's needs. When a population exceeds the carrying capacity, it may lead to a population crash or decline due to resource scarcity. Therefore, carrying capacity is the most appropriate term to describe the largest number of individuals that an environment can support without collapsing.

The Green Revolution disproved the Malthusian theory by increasing agricultural productivity and food production through the use of modern farming techniques, improved seeds, and irrigation. This led to a significant increase in food supply, which exceeded the rate of population growth. The Malthusian theory predicted that population growth would outpace food production, leading to famine and scarcity. However, the Green Revolution demonstrated that technological advancements in agriculture can effectively address the challenges of feeding a growing population.