What is the function of the thick outer coverings of rattlesnakes and insects in desert biomes?
a. to prevent sunburn
b. to reduce water loss through evaporation
c. to prevent drowning during typical desert flash floods
d. to prevent sunburn and reduce water loss
e. for protection during competitive action during mating seasons
B
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ABCWhich of the above illustrations shows a neutral aqueous solution?
A. A B. B C. C D. All of the above are neutral solutions. E. none of the above
Which hurricane holds the western hemisphere records for lowest barometric pressure?
A) Hurricane Camille B) Hurricane Hugo C) Hurricane Agnes D) Hurricane Wilma
Water is unique because ________
A) its molecules are in motion even when it is solid B) it contracts when it becomes a gas C) it exists in three different states at normal conditions in the earth's atmosphere D) it is light enough to escape the earth's gravity but it has not done so E) it forms from a wide range of chemical processes
Volcanic eruptions rich in ____________________ can produce red sunsets
Fill in the blank with correct word.