World Population Growth and Environmental Impact

Burning fossil fuels contributes to climate change by:

• Decreasing the amount of carbon dioxide in the atmosphere

• Increasing the amount of oxygen in the atmosphere

• Increasing the amount of carbon dioxide in the atmosphere

• Reducing the Earth's temperature

Tags

NGSS.MS-ESS3-4

NGSS.MS-ESS3-5

Rather than increasing at a constant rate, human population growth in recent decades has increased more and more rapidly over time. This rate of change is called ___________________.

• excessive growth.

• exponential growth.

• reverse growth.

• zero growth.

What is a natural source of air pollution?

• volcanoes

• carbon monoxide

• smog

• ozone layer

Acid rain is caused by:

• The release of sulfur dioxide and nitrogen oxides into the atmosphere

• The depletion of the ozone layer

• Excessive use of fertilizers in agriculture

• Natural forest fires

Automobiles contribute to air pollution by_______________.

• increasing methane.

• decreasing oxygen.

• decreasing carbon dioxide.

• increasing carbon dioxide.

As human populations continue to increase, the demand for natural resources _______________

Tags

NGSS.MS-ESS3-4

What is the difference between point and nonpoint sources of water pollution?

• Point sources can be directly identified, and nonpoint cannot.

• Point sources involve solid wastes, and nonpoint sources are liquids.

• Point sources break down easily, while nonpoint sources break down over a long time.

Which of these changes can lead to desertification?

• reduced air quality

• increased plant life

• reduced precipitation

• increased nutrient levels

Tags

NGSS.MS-LS2-4

What impact does logging have on the land?

• increased nutrients

• increased erosion

• accelerated recycling of organic matter

• accelerated soil deposition

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-4

NGSS.MS-LS2-5

As human populations increase, there is a higher demand for ______________, the use of land to produce food.

Tags

NGSS.MS-ESS3-4