The typical percentage of high-quality energy loss in transfers from one trophic level to the next is about ____.
A. 1%
B. 5%
C. 35%
D. 60%
E. 90%
Answer: E
Environmental & Atmospheric Sciences
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Light from a candle has a certain brightness 1 m away. At 2 m away its brightness is
A. one-quarter as much. B. half as much. C. practically the same. D. uncertain.
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A woman who normally weighs 400 N stands on top of a very tall ladder so she is one Earth-radius above Earth's surface. How much would she weigh there?
A) zero B) 100 N C) 200 N D) 400 N E) none of the above
Environmental & Atmospheric Sciences
A bond angle of approximately 120° is associated with the carbons in which functional group?
A) alkanes B) alkenes C) alkynes D) none of these
Environmental & Atmospheric Sciences
The most common climate type for the Oceania / Pacific region is tropical
Indicate whether the statement is true or false
Environmental & Atmospheric Sciences