What organism uses the tides, specifically high spring tides, to time their breeding behaviors?

A) Fiddle crabs
B) Grunion
C) Hantzchia
D) San crabs


B

Environmental & Atmospheric Sciences

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What has been the trend in human evolution since the appearance of the Cro-Magnons?

a. Several small subspecies have appeared, acclimated to mini-environments. b. Evolution has proceeded slower than usual. c. Peripheral speciation has resulted in the emergence of the Neanderthals. d. Evolution has become cultural rather than biological. e. Size of organisms has steadily decreased

Environmental & Atmospheric Sciences

Which is not characteristic of heating a house with passive or active solar energy?

A. medium net energy B. very low carbon dioxide emissions C. very low land disturbance D. low installation and maintenance costs for active systems E. moderate cost for passive systems

Environmental & Atmospheric Sciences

Do you believe hurricanes pose the greatest threat to the East or West Coast of Canada? Explain.

What will be an ideal response?

Environmental & Atmospheric Sciences

Some iron-rich minerals will align themselves with the existing magnetic field when they cool from a magma

Indicate whether the statement is true or false

Environmental & Atmospheric Sciences