Diatoms, important producers in the epipelagic open ocean, are members of the Division ________
A) Angiospermae
B) Chrysophyta
C) Chlorophyta
D) Haptophyta
E) Pyrrophyta
B
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Today, corals and calcareous algae are the principle reef builders. Indicate whether the statement is true or false
Which of the following statements regarding sea-level is false?
A) Sea level is a convenient reference position because it is constant. B) The edges of continents submerged today were dry land at times in the past. C) Marine sedimentary rocks in present day continental interiors indicate times when continents were submerged. D) There is a connection between average lithosphere age and sea level.
Hurricanes are usually fueled by energy from ________
A) the jet stream
B) frontal boundaries
C) warm water
D) midlatitude cyclones
E) fast surface winds
The three principles of sustainability are chemical cycling, reliance on solar energy, and ____________________
Fill in the blanks with correct word