John James Audubon described a single flock of ____ of perhaps a billion birds, which took three days to travel past him and darkened the skies.
A. Carolina parakeets
B. starlings
C. sparrows
D. passenger pigeons
E. California condors
Answer: D
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Which of the following would increase the U.S. demand for foreign oil?
A) Increasing the fuel efficiency of our transportation systems B) Decreasing the price of a gallon of gas C) Developing alternatives to fossil fuels D) Using natural gas to power personal and public transportation
Measuring biomass is not efficient in calculating primary productivity because dense areas can have
lower productivity. Indicate whether the statement is true or false.
Low-frequency surface waves will be amplified in tall buildings with low frequencies of vibration.
Answer the following statement true (T) or false (F)
Meteorology is the scientific study of the atmosphere
Indicate whether the statement is true or false.