7 Human Population Change and the Environment Ch. 7

Which of the following is a factor that limits population growth?

Environmental resistance

What change in human population growth is predicted by the United Nation's population models?

Population will begin to level off by 2100

The process in which people increasingly move from rural areas to densely populated cities is termed:

urbanization

The current trends in human population growth suggest: 1. There has been a slight decline in global fertility rates. 2. The growth rate of human populations has increased from 1.2 in the 1960s to 2.2 today despite decreases in the fertility rate. 3. Population experts expect that the human population growth rate will attain zero population growth by the end of the 21st century.

1 and 3

What can be concluded from the population figure below: A quiz 7-1.png

All of these choices can be concluded from the figure India and China being the world's two most populated nations appear as global giants Russia has a very low population density China's and India's combined populations are larger than the next eight countries combined

Which of the following statements concerning the problems and challenges of urbanization in the United States is FALSE?

Due to the well-developed transportation infrastructure, most workers in cities in the United States have to commute only one or two miles from home to work

Urbanization is the process by which people move from cities to rural areas.

False

World population is increasing due to an increase in the world birth rate

False

What do population ecologists study?

How groups of animals of the same species respond to their environment

What can be concluded from the graphs below?

Since lower fertility rates lead to an aging population, it explains why the population of Europe has more elderly than the population of North America

Which of the following statements about human population growth and the Earth's carrying capacity for humans is TRUE?

The Earth's carrying capacity for humans is hard to estimate and depends on assumptions made about standard of living, resource consumption, technological innovations, and waste generation

A city can be considered an ecosystem as shown in the figure below. What is not shown in the figure that would make the city more sustainable? 7-2-81.png

The internal cycling of materials and energy within the urban system, which would reduce both the inputs necessary as well as the wastes produced.

What is probably the single most important factor affecting high total fertility rate in human populations?

The low status of women in many societies

Which of the following statements about urbanization and urban areas is CORRECT?

The population of urban areas tends to be younger and more diverse in terms of ethnicity, religion, and socioeconomic status as compared to the surrounding countryside.

Who was the first scientist to sound the alarm about the growth of the human population and the ability of the earth to handle a large population of humans?

Thomas Malthus

Carrying capacity is the largest population a particular environment can support sustainably without environmental degradation.

True

Compact development in urban areas benefits the environment in all of the following ways EXCEPT:

by reversing the trend towards urbanization

Increasing educational opportunities especially for women results in a decrease in total fertility because it:

delays the age at which women have their first child

A dieback or population crash often occurs after a species ________ its environmental carrying capacity.

overshoots

What is replacement-level fertility?

the number of children a couple must produce to replace themselves