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Environmental Science Chapter 6
Terms in this set (21)
While a private tree forest in New York, you notice that the forest consists of all oak trees approximately the same age. Which term would most accurately describe this forest?
Land used for raising cattle
Most of the earth's remaining forests belong to which biome?
both boreal and tropical rain forests
What type of timber harvesting is its? During their first year of a logging cycle the dead and diseased trees are removed and then the forest is left to grow for 10 years. During the next logging cycle most mature trees are removed, but the largest trees are saved to shelter the young trees. Finally, after another 10 years a third harvest removes mature trees again.
Overall, Willow Grove exemplifies this type of land use
How is deforestation different than timber harvesting?
deforestation replaces forests with human structures
Why is it difficult for the U.S. federal government to regulate timber harvesting?
many forest lands are privately owned
Which of the following is NOT an ecological (Nature) value of forests?
they provide wood
How does soil erosion cause loss of soil fertility?
the nutrients are removed during erosion
Why is soil typically a redish color?
it contains the element iron
What soil would be ideal for farming
loamy, clumpy soil with a neutral pH and a dark color
Different layers of soil are called
Which most influences soil formation?
Watering crops by way of human-constructed structures is known as
Farming operations where the animals are packed closely together for fast growth and production
Which of the following best describes industrialized agriculture?
consumes large amounts of fossil fuels, pesticides, and water
Sequences the events of successful growing of crops.
plow, sow, irrigate, harvest
When farmers use animals to plow their fields. Which method of agriculture do they utilize?
Sustainable agriculture is important because while human population continues to grow, one of the following will not.
All of the following are problems with modern farming EXCEPT
Air pollution from burning fossil fuels
Habitat fragmentation for native populations
Overuse of water during irrigation
In order to conserve energy, water, and land which food products should be the basis of our diet?
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