The longest subdivision of the geologic time scale is the ________
A) epoch
B) eon
C) era
D) period
Answer: B
You might also like to view...
The wave you surf on in California may have come from the middle of the Pacific. What has been transmitted across the ocean basin?
a. a surface current b. wind c. energy d. water
Which of the following best describes ecotones?
A) They contain only species found in the bordering ecosystems. B) They have the same abiotic characteristics as the bordering ecosystems. C) They consist of many distinct landscapes. D) They are transitional regions between ecosystems and may contain unique species.
The highest rates of productivity in temperate waters occur in ________.
A. winter B. summer C. fall D. spring E. Productivity is the same during all seasons.
Given that climate correlates closely with vegetation, what letter approximates the type of vegetation you would see for an Am climate?
A. A B. B C. C