Intertidal Organisms from Exposed Areas Sometimes Have Thicker Shells Than

question 17

Multiple Choice

Intertidal organisms from exposed areas sometimes have thicker shells than their counterparts from less exposed areas.This is thought to be an adaptation to:

• A)Dessication.
• B)Restricted feeding.
• C)Wave shock.
• D)Salinity changes.
• E)Temperature changes.

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Definitions:

Ctesiphon Palace

The ruins of an ancient royal complex in modern Iraq, once a major center of the Sassanian Empire, notable for its distinctive arch and vault construction.

Iwan

In Islamic architecture, a vaulted rectangular recess opening onto a courtyard.

Apadana

The term refers to an audience hall in ancient Persian palaces, notably the great hall of Darius and Xerxes at Persepolis.

Cuneiform

Latin, “wedge-shaped.” A system of writing used in ancient Mesopotamia, in which wedge-shaped characters were produced by pressing a stylus into a soft clay tablet, which was then baked or otherwise allowed to harden.