Planktonic organisms that spend part of their life in planktonic form and the rest of their life as either benthos or nekton are called ________
A) bacterioplankton
B) holoplankton
C) macroplankton
D) meroplankton
E) zooplankton
D
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Subduction zones ____.?
a. dissipate heat from Earth's interior b. ?occur when plates collide instead of sink c. ?produce high mountain ranges d. ?generate Earth's largest earthquakes e. ?are rarely associated with volcanoes
An important reason for the large daily temperature range over deserts is:
a. there is little water vapor in the air to absorb and re-radiate infrared radiation. b. the light-colored sand radiates heat very rapidly at night. c. dry air is a very poor heat conductor. d. free convection cells are unable to form above the hot desert ground. e. the ozone content of desert air is very low.
With the cementation of loose particles sediment becomes ________.
A. lithified B. molten C. igneous D. basalt E. metamorphic
Why is it difficult to know if we are out of the Pleistocene or merely in an interglacial period?
What will be an ideal response?