A. Foliated metamorphic rocks
B. Non-foliated metamorphic rocks
C. Both a & b
D. None of a & b
A. Sedimentary rocks
B. Secondary rocks
C. Aqueous rocks
D. All of the above
A. Primary rocks
B. Secondary rocks
C. Aqueous rocks
D. None of the above
A. Nitrogen
B. Oxygen
C. Carbon dioxide
D. All of the above
A. Solids
B. Liquids
C. Gases
D. All of the above
A. Carbonation
B. Acidification
C. Hydration
D. Dissolution
A. Aridisols
B. Gelisols
C. Endsols
D. None of the above
A. Young soils with few horizons
B. Volcanic soils
C. Organic soils
D. Dry soils
A. Entisols
B. Inceptisols
C. Andisols
D. Aridisols
A. Erosion & pollution
B. Waterlogging & salinization
C. Nutrient mining
D. All of these