Which instrument is used for determining soil texture___________________?
A. Lysimeter
B. Hydrometer
C. Thermometer
D. All the above
Soil Science
Soil particles having diameter greater than 2 mm are called___________________?
Soil particles having diameter greater than 2 mm are called___________________?
A. Clay
B. Silt
C. Sand
D. Gravel
Most widely spread mineral in the world is________________?
Most widely spread mineral in the world is________________?
A. Iron
B. Kaolinite
C. Salt
D. None of the above
Process of mixing soil by fauna and flora is called__________________?
Process of mixing soil by fauna and flora is called__________________?
A. Lessivage
B. Pedoturbation
C. Leaching
D. Enrichment
Attraction between similar particles is called____________________?
Attraction between similar particles is called____________________?
A. Adhesion
B. Cohesion
C. Vander wall
D. All the above
Tuff is__________________?
Tuff is__________________?
A. Soil
B. Water
C. Volcanic ash
D. Consolidated ash
Rocks having coarse bubble holes are called_______________________?
Rocks having coarse bubble holes are called_______________________?
A. Purr ice
B. Mafic
C. Scoria
D. Felsic
Thickness of Dikes ranges from___________________?
Thickness of Dikes ranges from___________________?
A. 2-10 m
B. Few m 10 m
C. Few cm 10 cm
D. 10-12 cm
Structure and size of aphantic rock is________________?
Structure and size of aphantic rock is________________?
A. Course-grained like
B. Fine grained
C. Large-Glassy
D. Phenocryst
Felsic rocks consists of___________________?
Felsic rocks consists of___________________?
A. fe
B. Quartz
C. Buiotitic
D. Quartz & Feldspars