Which of the Following Biological Processes Is Effective in Weathering

question 64

Multiple Choice

Which of the following biological processes is effective in weathering the landscape?

• A) the burrowing of animals
• B) ion exchange by lichens
• C) wedging by roots
• D) all of the above
• E) none of the above

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Definitions:

Manganese Oxides

Compounds of manganese with oxygen, often found as minerals that can form in soils and sedimentary rocks.

Calcium Carbonate

A chemical compound with the formula CaCO3, found in rocks as the minerals calcite and aragonite and is the main component of pearls and the shells of marine organisms, snails, and eggs.

Caliche

A soil-related accumulation of calcareous material that cements sand, gravel, and other materials, commonly forming a hard layer.

Landscape Features

Physical attributes of the land surface, including mountains, rivers, plains, and valleys.