By the end of the Mesozoic, bony fish had gone through a three-fold evolution from primitive to
an advanced group called teleosts. Indicate whether the statement is true or false.
T
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Which of the following best matches the description?Term used to describe all of the different types of species in a particular region.
A. extinction B. selective harvesting C. endangered species D. reforestation E. cover F. species diversity G. clear-cutting H. speciation I. patchwork clear-cutting J. threatened species K. biodiversity L. mutation M. habitat management
Desert ecosystem soils take decades to hundreds of years to recover from off-road vehicle use.
Answer the following statement true (T) or false (F)
Which type of unconformity would generally indicate the greatest amount of erosion prior to deposition of the overlying rocks?
A) nonconformity B) buttress unconformity C) angular unconformity D) disconformity
Most hurricane-related deaths are due to
a. ?flooding. b. ?falling debris. c. ?strong winds. d. ?lightning strikes. e. ?collapse of buildings.