Which of the following is typically a pioneer organism that colonizes the surface of bare rocks?

A. lichens
B. fungi
C. algae
D. humus


Answer: A

Environmental & Atmospheric Sciences

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The majority of municipal solid waste generated in the United States is stored in sanitary landfills. What are the advantages and disadvantages of storing waste at these sites?

What will be an ideal response?

Environmental & Atmospheric Sciences

A measure of the total incoming or outgoing radiant energy is called _______________

Indicate whether this statement is true or false.

Environmental & Atmospheric Sciences

Lead and nitrogen compounds are believed to contribute to the destruction of ozone in the upper atmosphere.

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

Environmental & Atmospheric Sciences

What type of rock forms through solid-state alternation of a previously existing rock, by heating, pressure, and/or fluid chemistry?

a) igneous b) alternative c) metamorphic d) precipitates

Environmental & Atmospheric Sciences