Which is an example of a bioresource used to build a home?(1 point)
Responses
crushed rock for a gravel driveway
crushed rock for a gravel driveway
shingles for the roof of a house
shingles for the roof of a house
lumber used to construct a house frame
lumber used to construct a house frame
molten glass flattened into windows
Which is an example of a bioresource used to build a home?(1 point)
Responses
crushed rock for a gravel driveway
crushed rock for a gravel driveway
shingles for the roof of a house
shingles for the roof of a house
lumber used to construct a house frame
lumber used to construct a house frame
molten glass flattened into windows
8 answers
Lumber used to construct a house frame is an example of a bioresource used to build a home.
One thousand years ago, less than 4 percent of habitable land was used for agriculture. Today, approximately 50 percent is used for agriculture. Which statement best explains why this large change occurred?(1 point)
Responses
Humans developed new agricultural practices which allowed the expansion of agriculture.
Humans developed new agricultural practices which allowed the expansion of agriculture.
As human population grows, more food is produced, causing soil quality to decline, so more land is needed to grow the same amount of crops.
As human population grows, more food is produced, causing soil quality to decline, so more land is needed to grow the same amount of crops.
Most humans live in urban areas, so rural areas are heavily developed to provide food for those densely populated urban areas.
Most humans live in urban areas, so rural areas are heavily developed to provide food for those densely populated urban areas.
The human population increased rapidly, which caused a subsequent increase in the demand for
Responses
Humans developed new agricultural practices which allowed the expansion of agriculture.
Humans developed new agricultural practices which allowed the expansion of agriculture.
As human population grows, more food is produced, causing soil quality to decline, so more land is needed to grow the same amount of crops.
As human population grows, more food is produced, causing soil quality to decline, so more land is needed to grow the same amount of crops.
Most humans live in urban areas, so rural areas are heavily developed to provide food for those densely populated urban areas.
Most humans live in urban areas, so rural areas are heavily developed to provide food for those densely populated urban areas.
The human population increased rapidly, which caused a subsequent increase in the demand for
Humans developed new agricultural practices which allowed the expansion of agriculture.
In a chain of consequences after a forest is cleared, what is an immediate, direct impact?(1 point)
Responses
species go extinct
species go extinct
the greenhouse effect increases
the greenhouse effect increases
carbon dioxide is sequestered at lower rates
carbon dioxide is sequestered at lower rates
habitat is destroyed
Responses
species go extinct
species go extinct
the greenhouse effect increases
the greenhouse effect increases
carbon dioxide is sequestered at lower rates
carbon dioxide is sequestered at lower rates
habitat is destroyed
Habitat is destroyed.
Increasing population sizes lead to increasing demand for food. Farmers use synthetic fertilizers to add necessary nutrients to the soil so crops can grow. What is the ultimate consequence of this fertilizer use?(1 point)
Responses
algal blooms grow rapidly
algal blooms grow rapidly
fertilizer runs off with rainwater
fertilizer runs off with rainwater
death of aquatic organisms
death of aquatic organisms
deoxygenated water bodies
deoxygenated water bodies
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Responses
algal blooms grow rapidly
algal blooms grow rapidly
fertilizer runs off with rainwater
fertilizer runs off with rainwater
death of aquatic organisms
death of aquatic organisms
deoxygenated water bodies
deoxygenated water bodies
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Algal blooms grow rapidly.
1 answer