Soil Science

Soil Science
The chemical formula of Dolomite is _______?
CaMg (CO3)2
CaCO3
MgCO3
None of these
Author: rikazzz Comment
Soil Science
Nitrogen gases are involved in _______?
Hair disease
Sleepy feelings
Mental disease
Acid rains
Author: rikazzz Comment
Soil Science
Accumulation of soluble salts root zone is known as _______?
Sodication
Desodication
Degradation
Salininzation
Author: rikazzz Comment
Soil Science
pH in coniferous forest is _______?
Less than 7
Basis
Greater than 7
Neutral
Author: rikazzz Comment
Soil Science
Cyclic salts are mostly of _______?
HCO3
SO4
Cl–
None of these
Author: rikazzz Comment
Soil Science
The deficient level of N(%) in plants suggested by various workers is _______?
Less than 5%
Less than 1%
Less than 2%
10%
Author: rikazzz Comment
Soil Science
Which rock contain potash feldspar ?
Syeruite
Norile
Gabbro
All the above
Author: rikazzz Comment
Soil Science
Na and k can be determined by the use of _______?
Spectrophotometer
Flame photometer
Hydrometer
All the above
Author: rikazzz Comment
Soil Science
Rocks having coarse bubble holes are called _______?
Mafic
Purr ice
Scoria
Felsic
Author: rikazzz Comment
Soil Science
The unit of electrical conductivity is _______?
dsm-1
ms/cm
mmhos/m
Al the above
Author: rikazzz Comment

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