Intertidal organisms can protect themselves from wave shock by:
a. forming shock absorbing cables that attach to something solid.
b. moving to protected areas.
c. all of these choices.
d. sliding into a small crack as the wave crashes around them.
Question 2
Generally speaking, the intertidal area is:
a. rich in life, with considerable species diversity.
b. not particularly rich in life.
c. not particularly rich in life, but rich in food.
d. virtually devoid of life because of the great difficulty organisms have in surviving there.
Organisms exhibit a diversity of behaviours, which include (clockwise from upper left), foraging and
Barnacle mortality in the upper intertidal zone
The Atmosphere’s Oxygen Came from Photosynthetic Organisms
Small intestine, micro organisms
Keystone organisms "كيستون الكائنات الحية"
Wave-Cut Platform and Marine Terrace