Which of the following is not an important seawater nutrients needed by phytoplankton?
A) Iron
B) Nitrogen
C) Phosphorus
D) Silica
E) Sodium
E
Environmental & Atmospheric Sciences
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Features that serve the same purpose on very dissimilar organisms are called ____
A)heterologous B)exogenous C)homologous D)analogous E)vestigial
Environmental & Atmospheric Sciences
During a radiation inversion, wind machines can lift cool surface air to higher altitudes
a. True b. False
Environmental & Atmospheric Sciences
Prime farmland soil that is a few centimeters thick may require 500 years to mature
Indicate whether the statement is true or false
Environmental & Atmospheric Sciences
Gilbert is attracted toward Earth by a 500-N gravitational force. The Earth is attracted toward Gilbert with a force of
A. 1000 N. B. zero. C. 500 N. D. 250 N.
Environmental & Atmospheric Sciences