Walrus feed on ________.
A. krill
B. small seals
C. shellfish
D. small fish
E. squid
Answer: C
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Why do structures located on thick, soft sediment, especially water-saturated or artificial fill, suffer
much greater damage than structures built on bedrock? What will be an ideal response?
Determine whether the following scenario is an example of a point or non-point source of pollution. Thousands of pounds of road salt, applied during the winter, is dissolved and leached into the surrounding water table during the spring melt each year.
A. Point source B. Non-point source
During hang-gliding, it is dangerous to enter the ____________________ side of the hill when the wind speed is strong
Fill in the blank with correct word.
Which of the following is not a problem with generalizing the results of LD50 to humans?
A. Differences in metabolism can lead to different reactions. B. Differences in physiology and metabolism can lead to different reactions. C. Different individuals of the same species can have different reactions. D. Smaller species generally have reactions that are more sensitive. E. Closely related species can have different reactions.