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The Conservation Reserve Program (CRP) aims to ____.
Correct answer(s):
- Protect farmland and reduce soil erosion
The Mississippi River Basin is crucial for U.S. agriculture because ____.
Correct answer(s):
- All of the above
The most common method of fish harvesting in U.S. commercial fisheries is ____.
Correct answer(s):
- Trawling
The largest national forest in the United States is ____.
Correct answer(s):
- Tongass National Forest
The Midwest is often referred to as the “breadbasket” of America because it primarily produces ____.
Correct answer(s):
- Grains like corn and wheat
The Central Valley in California is known for producing ____.
Correct answer(s):
- Fruits and vegetables
Which city is famous for its Mardi Gras celebration?
Correct answer(s):
- New Orleans
How do mining companies mitigate air pollution?
Correct answer(s):
- All of the above
“Conflict minerals” are a concern because:
Correct answer(s):
- Their extraction funds armed conflicts and human rights abuses
What is the main impact of coal mining on air quality?
Correct answer(s):
- All of the above
Mercury pollution from mining is most associated with ____.
Correct answer(s):
- Gold mining
Mining in sensitive ecosystems, like wetlands, can lead to ____.
Correct answer(s):
- Permanent loss of biodiversity
What is the primary ecological importance of rattlesnakes in the Sonoran Desert?
Correct answer(s):
- They help regulate rodent populations
What kind of predators commonly hunt for smaller animals in the Sonoran Desert?
Correct answer(s):
- All of the above
What is the significance of the Sonoran Desert’s monsoon season?
Correct answer(s):
- It provides a brief but important source of water for the ecosystem
What adaptation allows Saguaro cacti to thrive in the Sonoran Desert?
Correct answer(s):
- Water storage in their thick stems
What kind of predators commonly hunt for smaller animals in the Sonoran Desert?
Correct answer(s):
- All of the above
What does the Sonoran Desert’s biodiversity help ensure?
Correct answer(s):
- Stability in the ecosystem
What is a major role of coyotes in the Sonoran Desert ecosystem?
Correct answer(s):
- Top predators controlling rodent populations
Which desert plant produces fruits that are crucial food sources for desert animals?
Correct answer(s):
- Prickly pear cactus