Which of the following ecosystems has the highest net primary productivity?
a. agricultural land
b. open ocean
c. temperate forest
d. swamps and marshes
e. lakes and streams
D
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What would happen if the ice in this area melted away?
A) The land near the ice would drop due to isostatic rebound.
B) Rivers could change direction and flow away from the area once covered by ice.
C) The land subsides because the ice is removed.
D) All of these are correct.
The ____________________ ____________________ provides paleontologists with a unique look at the soft-bodied
organisms that thrived in the Middle Cambrian. Fill in the blank(s) with the appropriate word(s).
During the winter, an air mass that moves into coastal sections of Oregon and Washington from
the northwest would most likely be maritime Polar. a. true b. false
On this date the length of daylight get progressively longer going south from the equator
June 21 March 21 September 21 December 21