The organisms that replaced Paleozoic corals as the major reef builder in the Mesozoic were ____

a. scleractinians
b. rudist bivalves
c. oysters
d. cephalopods
e. gastropods


b

Environmental & Atmospheric Sciences

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Water is a solvent that can dissolve and carry substances, such as nutrients and domestic waste.

Answer the following statement true (T) or false (F)

Environmental & Atmospheric Sciences

At times in Earth’s history, volcanoes have been more active and large ice sheets have covered the continents. The fact

that this is not observed today contradicts uniformitarianism. a. True b. False

Environmental & Atmospheric Sciences

A tree plantation is also called a(n) ____.

A. old-growth forest B. primary forest C. second-growth forest D. commercial forest E. successional forest

Environmental & Atmospheric Sciences

The causes of the current (sixth) mass extinction include all of the following except ________

A) pollution from pesticides, eutrophication, and other causes B) habitat alteration and destruction C) earthquakes, tsunamis, and forest fires D) global climate change E) invasive exotic species

Environmental & Atmospheric Sciences