Following the breakup of Pangaea, the eastern coast of North America experienced ____
a. isostatic rebound of the Appalachian mountains
b. the regression of the Tethys Sea
c. the formation of fault-block basins and igneous intrusions
d. the transgression of Sundance Sea
e. massive landslides and slumping
c
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Without glancing at a map, we can guess that the coordinates 178 E longitude, 20 S latitude are likely
A) just east of the International Date Line in the Pacific Ocean. B) in the Pacific Ocean just north of the equator. C) in the Pacific Ocean just west of the International Date Line. D) just west of the prime meridian in the Atlantic Ocean. E) just south of the equator in the Atlantic Ocean.
Both overconsumption and pollution pose issues for water resource management
Indicate whether the statement is true or false
Hunting, trapping, and fishing are allowed in National Wildlife Refuges.
Answer the following statement true (T) or false (F)
The wood thrush makes its nest in woodlands in the northern and eastern United States. As patches of woods become smaller, increasing numbers of wood thrush nests have eggs laid in them by the brown-headed cowbird
Cowbirds live in open fields and are nest parasites; the female cowbird flies up to an unattended nest, quickly lays an egg in it, and leaves the host parents to raise their "adopted" young. Wood thrushes are decreasing in numbers because ________. A) climate change is reducing nest site availability B) habitat fragmentation makes it easier for cowbird parasitism to occur C) overharvesting in the open fields has driven the cowbirds into the woodlands D) cowbirds are an invasive species that is rapidly increasing E) pollution of the open fields has caused a change in cowbird behavior