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8. Why do you think there are organisms that can be found in more than one zone?
A. They are able to reproduce more of their kind
C. They cannot adjust to harsh environments
B. They are more adaptive to the conditions in the zone D. They require little amount of oxygen
9. The upper intertidal zone is only covered by water during high tide. Which of the following is most likely to result from this?
A. The water has a high salinity
C. It is usually submerged in water.
B. Algal growth is usually plentiful.
D. It experiences extreme cold temperature.​