Malthusian Theory and Population Growth

1. In Malthus’ 1798 book suggests there are diminishing returns to and a fixed amount of land. It follows in his argument that growing populations will eventually _____________________________. *

• shrink as the land will not produce enough food to support the population’s needs

• grow further as people switch from farming to fishing in oceans

• stagnate

2. In general, the predictions of the Malthusian model have shown to be ___________________ during recent history.

• 100% true

• relevant to a certain extent, particularly for less economically developed countries

• relevant to only more economically developed countries

• 100% incorrect

The largest number of individuals of a population that the environment can support is known as...

• carrying capacity

• population crash

• lag phase

• mutualism

What type of growth is shown in the diagram?

• exponential growth
• logistic growth 
• predator-prey cycle
• boom-bust curve

What point on the graph represents the carrying capacity?

• A
• B
• C
• D

Thomas Malthus developed his ideas before the Industrial Revolution.

• True
• False 

According to Thomas Malthus _______ increases the death rate.

• Negative checks 
• Positive checks
• Birth rate
• Life expectancy

In comparing Malthus's theory to actual world food production and population growth during the past half-century, the principal difference is that:

• actual food production has been much higher than Malthus predicted.
• actual population growth has been much higher than Malthus predicted.
• Malthus's theory predicted much higher population growth than has actually occurred.
• population increased geometrically while food production increased arithmetically.

What was his book called?

• An essay of my theory
• An essay on food production
• An essay on the world
• An essay on the principals of population

Which of the following disproved his theory?

• End of the Malthusian theory
• Malthusian Trap
• Green Revolution
• Blue Revolution