Multiple Choice
Fossil fuels were formed from_________ .
A) sodium and calcium incorporated into ancient fossils,seashells,and limestone
B) nitrogen trapped in rocks during extensive volcanic activity
C) plants and algae trapped underground millions of years ago
D) pockets of hydrogen sulfide gas that were trapped beneath bogs and wetlands
Correct Answer:
Verified
Correct Answer:
Verified
Q18: The largest pools of carbon in the
Q19: Biogeochemical cycles involve _.<br>A)heat loss from both
Q20: The volume of Lake Erie is 480
Q21: Which one of the following is most
Q22: All of the following statements about the
Q23: By definition,inorganic fertilizers do not contain_ .<br>A)either
Q25: The first step in changing atmospheric nitrogen
Q26: Plants grow as their cells manufacture new
Q27: Sewage treatment plants often use the same
Q28: The Haber- Bosch process creates nitrogen fertilizers