A soil is sometimes called "mature" when ____

a. it begins supporting living vegetation
b. a well-defined A horizon appears
c. it begins to erode away
d. it has reached an equilibrium condition
e. a well-defined E horizon appears


d

Environmental & Atmospheric Sciences

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_______________ is largely responsible for developing the principle of fossil succession (also

called the principle of faunal succession). Fill in the blank(s) with the appropriate word(s).

Environmental & Atmospheric Sciences

Southern Afghanistan is dominated by this land use:

A) desert area with limited vegetation B) dry farming and seminomadic herding areas C) forests D) mountainous areas with limited vegetation except in narrow river valleys

Environmental & Atmospheric Sciences

Describe dripstone and how it forms. What will be an ideal response?

Environmental & Atmospheric Sciences

Which cloud type is associated with severe storms?

a. nimbostratus b. cumulonimbus c. cirrostratus d. altocumulus e. cirrus

Environmental & Atmospheric Sciences