Question

diffrence between chemical weathering and biological weathering for class 7

Answer 1

Weathering is the process by which larger rocks are broken down into smaller rocks. Water is a major cause of weathering, and wind is also a significant factor. Weathering is an important part of the rock cycle, breaking down large rocks so that they turn into soil or reform into different rocks.

Chemical weathering refers to weathering caused by various processes like hydrolisis , oxidation and reduction . physical weathering refers to weathering caused by physical agents like water , wind , temperature etc. Biological weathering is the weathering by biological organisms through various ways.

Answer 2

Chemical weathering refers toweathering caused by various processes like hydrolisis , oxidation and reduction . physical weatheringrefers to weathering caused by physical agents like water , wind , temperature etc. Biological weatheringis the weathering by biologicalorganisms through various ways