The expansion of cropland
A) has led to an increase in grasslands.
B) has occurred simultaneously with a drop in overall global food production.
C) has increased significantly over the last few decades in peripheral countries.
D) has increased significantly over the last few decades in core countries.
Answer: C
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Kudzu is a type of invasive
A) rodent in the southeastern United States. B) fern in the southeastern United States. C) vine in the southeastern United States. D) fish in the southeastern United States.
An example of basic research is
A) the development of new plastics that can be recycled. B) the study of the relationship between the amount of automobile emissions gases in the atmosphere and the decomposition of atmospheric ozone. C) the study of the composition of the atom. D) the design of new batteries for electric cars. E) the study of natural compounds in sea animals to look for new molecules that can be used for medicine.
Based on the information visible, what kind of volcano is this?
A) Shield volcano B) Composite cone C) Cinder cone
Which of the following is not a form of folding?
A) Anticline B) Monocline C) Overturned fold D) Syncline E) Rift valley