Which of file following terms is defined in the passage？
A. anchors (line 6)
B. stagnant (line 7)
C. dew (line 14.)
D. ultraviolet (line 16)
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What does the phrase "lichen colonies (line 19) suggest？
A. Nothing but lichens live in some locations.
B. Many lichens live together in one area.
C. Lichens displace the plants that surround them.
D. Certain groups of lichens have never been separated.
The word "permeated" in line 15 ______.
A. opposed
B. improved
C. competed with
D. spread through
Why does the author mention New York City in line 6 ？
A. To emphasize how small the population of the Pacific Islands is
B. To emphasize the extreme distances between the Pacific Islands and other regions
C. To note the economic ties of the Pacific Islands to other regions
D. To note the lack of urban environments on the Pacific Islands
According to the passage, Indo-European incursions caused Old European populations to ______.
A. separate into different tribes
B. move eastward
C. change their ways of living obtaining food
D. start recording historical events in Writing
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