When plants die and become fossilized, the energy within them becomes trapped until it is mined and burned in the form of
A) coal.
B) oil.
C) wood.
D) solar energy.
Answer: A
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Consumers that eat plants rely upon
A) chemical energy stored in organic molecules produced by photosynthesis. B) kinetic energy stored in organic molecules produced by photosynthesis. C) photosynthesis to convert potential energy to kinetic energy. D) entropy to generate heat to drive kinetic processes in their bodies.
Inside the eye of a well-developed hurricane ________.
A. there is heavy rain B. air rises C. air sinks and adiabatically warms D. there are strong winds E. there is a near-perfect vacuum
What ecosystem services from U.S. national forests had the greatest demands placed on them following World War II and the country's rapid population growth?
A) soil formation and agriculture B) grazing and agriculture C) food, fiber, and plant growth D) grazing, recreation, and timber resources E) soil formation and wilderness protection
If a neutral element has the following chemical notation, how many electrons does it have? fluorine-19
A) 9 B) 10 C) 11 D) 19 E) none of the above