Related Questions

Which one of the following processes of weathering belongs to both mechanical and chemical weathering?
A Crystallization
B Exfoliation
C Hydration
D Carbonation
Which of the following is a chemical weathering process ?
A Frost Action
B Hydraulic Action
C Oxidation
D Thermal Expansion
Which of the following represents the process of chemical weathering?
A Thermal expansion and contraction
B Mass exfoliation
C Hydration and Hydrolysis
D Frost action and crystal growth
Chemical weathering includes ________
A Oxidation, reduction and exfoliation
B Carbonation, oxidation and exfoliation
C Exfoliation, solution and reduction
D Solution, oxidation and reduction
Chemical weathering is a name given to
A Disintegration of rocks without any change in their chemical composition
B Chemical interaction of oxygen, carbon dioxide or water with the minerals in the rocks
C Removal of soil by chemical action
D Artificial breaking up of rocks for man's use
The most ideal conditions for the chemical weathering are found in ________
A Cold and dry regions
B Cold and humid regions
C Hot and dry regions
D Hot and humid regions
Chemical potential (an intensive property) of a substance is a force that drives the chemical system to equilibrium and is equal to its partial molar properties. The reatio of chemical potential to free energy of a pure substance at oconstant temperature and pressure is
A 0
B 1
C ∞
D None of these
Improper storage condition results in the weathering of coal and spontaneous combustion, which increases its
A friability & oxygen content
B caking index
C yield of carbonized products
D calorific value
Which of the weathering agents is almost peculiar to the Indian Himalayas?
A Wind
B Glaciers
C Snowfall
D Running water
A weathering process in which layers of rocks peel off as expansion alternates with contraction, is known as ________
A Shattering
B Block separation
C Granular disintegration
D Exfoliation

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