The majority of photosynthesis in a lake takes place in the
a. profundal zone
b. limnetic zone
c. phototropic zone
d. littoral zone
e. benthic zone
B
You might also like to view...
Compressions and rarefactions of a longitudinal wave travel in
A. opposite directions. B. the same direction. C. both of these D. none of the above
Rank the following compounds by solubility in acidic water, from most soluble to least. 1 ) CH3CH2OH 2 ) CH3OCH3 3 ) CH3CH2NH2
A) 1, 3, 2 B) 1, 2, 3 C) 3, 2, 1 D) 3, 1, 2 E) 2, 1, 3
Between 1960 and 2009, floods in the United States resulted in an average of ________ deaths per year.
A. 1,450 B. 1.4 C. 135 D. 14 E. 145,000
Symbiotic archaea that live inside tubeworms can use two different methods to metabolize ________ and can switch back and forth to accommodate fast-changing environmental conditions
A) arsenic B) cadmium C) carbon dioxide D) hydrogen sulfide E) sulfuric acid