Which of the following best matches the description?Biome which is dominated by grass, and in which trees are rare.
A. boreal forest
B. benthic
C. pioneer community
D. grassland
E. pelagic
F. biochemical oxygen demand
G. savanna
H. desert
I. tundra
J. deciduous forest
K. euphotic
L. periphyton
M. phytoplankton
N. littoral zone
O. marsh
Answer: D
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Fill in the blanks with correct word
What is the name of the adjoining quadrangle to the south?
The question is based on the lower right (southeast) corner of the “Greasewood Spring, Arizona,” quadrangle (Maps T-18 and T-19 shown in color in the back of the Lab Manual). What will be an ideal response?
The modified salmon were created by _____.
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What approach to control pollution is exemplified by the Clean Air Act before the 1990 Clean Air Act Amendments were enacted?
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