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MEDIUM
ENGLISH
Agriculture
Humic acid is soluble in____________________?
A
Acid
Option A
B
Alkali
Option B
C
Both a & b
Option C
D
None of the above
Option D
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MEDIUM
ENGLISH
Agriculture
Which mulch reduce soil temperature?
A
Polythene
Option A
B
White polythene
Option B
C
Black polythene
Option C
D
Both B&C
Option D
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MEDIUM
ENGLISH
Agriculture
The tree sends down roots from its branches to the soil is know as:_______?
A
Oak
Option A
B
Pine
Option B
C
Banyan
Option C
D
Palm
Option D
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MEDIUM
ENGLISH
Agriculture
Rhizosphere is:
A
Area with in the roots
Option A
B
Root surface
Option B
C
An area of soil in from root surface to 10 cm
Option C
D
An area of soil in immediate vicinity around root
Option D
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MEDIUM
ENGLISH
Agriculture
The Tree sends down roots from its branches to the soil is known as:___________?
A
Oak
Option A
B
Pine
Option B
C
Banyan
Option C
D
Palm
Option D
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MEDIUM
ENGLISH
Agriculture
A set of soils with same parent material, topography, climate and biota but different age is called_________?
A
Topo sequence
Option A
B
Catena
Option B
C
Chrono sequence
Option C
D
Topography
Option D
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MEDIUM
ENGLISH
Agriculture
The soils most prone to structural crusts are those which are higher in_________?
A
Clay content
Option A
B
Sodium content
Option B
C
Silt content
Option C
D
Both A & B
Option D
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MEDIUM
ENGLISH
Agriculture
Micas have isomorphous substitution:____________?
A
Predominantly in tetrahedral layer
Option A
B
Predominantly in octahedral layer
Option B
C
Both a & b
Option C
D
The statement is wrong
Option D
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MEDIUM
ENGLISH
Agriculture
The water diffusivity has the units of:__________?
A
cm/s
Option A
B
s/cm
Option B
C
cm2
Option C
D
cm2/s
Option D
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MEDIUM
ENGLISH
Agriculture
Sulphur is an essential component of:__________?
A
Cystine
Option A
B
Cystein
Option B
C
Methionine
Option C
D
All of these
Option D
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MEDIUM
ENGLISH
Agriculture
An intrazonal group of dark calcareous soils high in clay and having mainly montmorillonitic type clay are called as:________?
A
Regur
Option A
B
Ragour
Option B
C
Montmorillosol
Option C
D
Regosol
Option D
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MEDIUM
ENGLISH
Agriculture
C:N ratio of microorganism:
A
4:1-8:1
Option A
B
10:1-15:1
Option B
C
15:1-20:1
Option C
D
N0ne of the above
Option D
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MEDIUM
ENGLISH
Agriculture
Which of the following are secondary minerals:
A
Clay minerals
Option A
B
Amorphous silicates
Option B
C
Iron and aluminiumoxides
Option C
D
All of the above
Option D
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MEDIUM
ENGLISH
Agriculture
Previously Essential nutrients required for the growth of plants were sixteen. In recent time the essential nutrients required for the growth of plants are:_________?
A
16
Option A
B
17
Option B
C
18
Option C
D
None of the above
Option D
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MEDIUM
ENGLISH
Agriculture
The indicator used for the the estimation of the organic matter or organic carbon is;_________?
A
Mixed indicator
Option A
B
Diphenylamine indicator
Option B
C
Both a and b
Option C
D
None of the above
Option D
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MEDIUM
ENGLISH
Agriculture
Being a soil scientist, do you know which is the popular book of soil science of Nyle.C.brady, 14th edition available in markets:
A
Fundamentals of soil
Option A
B
Essenttials of soil sciences
Option B
C
The nature and properties of soil
Option C
D
The mechanics of soil
Option D
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MEDIUM
ENGLISH
Agriculture
The configuration of a surface and the relations among its man-made and natural features is called:________?
A
Tofography
Option A
B
topograpy
Option B
C
Topography
Option C
D
All of the above
Option D
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MEDIUM
ENGLISH
Agriculture
The albedo of the earth is:__________?
A
10%
Option A
B
20%
Option B
C
30%
Option C
D
35%
Option D
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MEDIUM
ENGLISH
Agriculture
The seventieth element included in the list of essential nutrient element is:__________?
A
Vanadium
Option A
B
Cobalt
Option B
C
Sodium
Option C
D
Nickle
Option D
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MEDIUM
ENGLISH
Agriculture
According to FCO, the maximum permissible total N content in the form of urea in DAP should be:_________?
A
2.50 %
Option A
B
3.50 %
Option B
C
4,50 %
Option C
D
5.5 %
Option D
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