What kind of plankton remains planktonic for its entire life?
a. Holoplankton
b. Meroplankton
c. Mesoplankton
d. Zooplankton
ANS: A
Most zooplankton spend their whole life as such, but some zooplankton are the juveniles of larger
organisms. These are called meroplankton. Information can be found in the section Zooplankton
Consume Primary Producers
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Which of the following best describes a floodplain?
A) an area that is incidentally flooded when farming or mining operations change the course of rivers B) an area that is periodically flooded because humans have altered the landscape C) a region of land that is periodically flooded when a river overflows D) a region of land that has been deliberately, permanently flooded due to human disturbance, such as in dam building E) an area where flood irrigation of crops is used, such as a rice paddy
Colonial economies often revolved around the tertiary economic sector
Indicate whether the statement is true or false
The heat index (HI) is used by the National Weather Service, and combines ____ with ____ to determine an apparent temperature
a. dew point temperature; mixing ratio b. mixing ratio; saturation vapor pressure c. actual vapor pressure; specific humidity d. air temperature; relative humidity e. air temperature; specific humidity
A(n) _______________ is a trough-shaped, weak, low-pressure system that progresses slowly westward in the trade wind belt of the tropics. (two words)
Fill in the blank(s) with correct word