Which of the following hydrothermal vent fields builds chimneys of calcium carbonate, instead of the metal sulfides found at typical black smokers?
A) Coaxial
B) Guaymas Basin
C) Lost City
D) Lucky Strike
E) Tubeworm Barbeque
C
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Indicate whether this statement is true or false.
Which of the following is an accurate statement about sundogs?
A. They are caused by reflection and scattering. B. They are composed of three colours. C. They always occur in pairs. D. They require ice crystals with a specific spatial orientation.
The development of similar characteristics in distantly related organisms is called ____
a. divergent evolution b. allopatric speciation c. convergent evolution d. parallel speciation e. parallel evolution
The Ocean is becoming more acidic as it absorbs additional _________from the atmosphere
a. carbon dioxide b. ozone c. oxygen d. pollution