Geography
What is biological weathering? State the main agents of biological weathering.
Weathering
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Answer
Biological weathering involves both physical disintegration and chemical decomposition as all biological matter is made up of oxygen and water.
The main agents of biological weathering are animals, insects, plants and man.
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Related Questions
Draw a well labelled diagram to show the process of physical weathering.
Describe chemical weathering mentioning the processes involved in it.
Give a geographical reason for each of the following:
(i) Biological weathering is also known as organic weathering.
(ii) Vegetation prevents disintegration of rocks.
(iii) Chemical and biological weathering is negligible in polar climates.
Describe the chief characteristics of weathering in different climates.