Formation of new organic matter through photosynthesis by autotrophs is referred to as ____
a. net production
b. gross production
c. secondary production
d. primary production
e. thermodynamic production
d
Environmental & Atmospheric Sciences
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Climatic environments within North America are mainly
A. temperate midlatitude B. Mediterranean C. humid temperate D. cold polar
Environmental & Atmospheric Sciences
Minerals are made of rocks
a. True b. False
Environmental & Atmospheric Sciences
Which of the following linkages is found in sphingolipids?
A) sphingosine-choline-phosphate B) sphingosine-phosphate-choline C) phosphate-sphingosine-choline D) none of the above
Environmental & Atmospheric Sciences
The North American Great Lakes ____
a. occupy kettles b. are tarns c. are oxbow lakes d. occupy former river valleys deepened by glacial erosion
Environmental & Atmospheric Sciences