Ammonites were one of the major groups of Mesozoic marine fauna to go extinct at the end of the Cretaceous
a. True
b. False
True
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Terracing, contour farming, intercropping, and crop rotation all ________
A) are prohibited in organic farming B) are techniques for conserving soil resources and fertility C) contribute to erosion and desertification D) are aspects of IPM E) contribute to leaching
Which of the following is a typical way in which shale is expressed in the landscape?
A. valleys and other low areas carved into the landscape B. slopes covered by loose debris from overlying rocks C. badlands D. soft slopes covered by small, loose chips E. All of these.
Which slender, conical speleothem grows from water dripping from the ceiling of a cavern?
What will be an ideal response?
Which of the following plate boundaries is least likely to see any volcanic activity?
a. oceanic crust converges with continental crust (O-> <-C) b. oceanic crust converges with oceanic crust (O-> <-O) c. continental crust diverges from continental crust (<- C C ->) d. continental crust converges with continental crust (C-> <-C)