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.Management Sciences
Category: Soil Science
The device used for the measurement of positive pressure potential of soil water is known as_________________?
A. Lysimeter
B. Tensiometer
C. Piezometer
D. Barometer
Na and k can be determined by the use of____________________?
A. Hydrometer
B. Flame photometer
C. Spectrophotometer
D. All the above
Radiation can be detected by the blankening of photographic film or by using___________________?
A. Ratio autoanalyser
B. GM counter
C. Neutron probe
D. Dosimeter
The chemical formula of Hematite is_____________________?
A. AL (OH)2
B. Fe2O3
C. Fe OOH
D. None of the above
Most of the productive soils in Pakistan have pH______________________?
A. Between 7.5 to 8.5
B. 8.5
D. None of the above
Soil water can be determined by_____________________?
A. Mass water content
B. Macro pores
C. Both a & b
D. None of the above
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