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MEDIUM
ENGLISH
Agriculture
A mineral horizon that is either too thin, too light in colour, too low in organic matter:
A
Umbric epipedon
Option A
B
Melanic epipedon
Option B
C
Mollic epipedon
Option C
D
Ochric epipedon
Option D
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MEDIUM
ENGLISH
Agriculture
Which of the following nutrient elements are regarded as energy exchangers:
A
Hydrogen
Option A
B
Oxygen
Option B
C
Both A & B
Option C
D
None of these
Option D
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MEDIUM
ENGLISH
Agriculture
Which element is known as chemical police man of plant?
A
Magnesium
Option A
B
Phosphorus
Option B
C
Potassium
Option C
D
All of the above
Option D
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MEDIUM
ENGLISH
Agriculture
Decomposition of the organic matter in submerged soil is carried out by?
A
Actinomycetes
Option A
B
Fungi
Option B
C
Algae
Option C
D
None of the above
Option D
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MEDIUM
ENGLISH
Agriculture
BGA was discovered as a nitrogen fixer in paddy field by ?
A
Beijerinck
Option A
B
Fred
Option B
C
P.K dey
Option C
D
None of the above
Option D
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MEDIUM
ENGLISH
Agriculture
Specific heat is higher in:
A
Clay
Option A
B
Humus
Option B
C
both A & B
Option C
D
Only Clay
Option D
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MEDIUM
ENGLISH
Agriculture
Which element is found highest in earth crust?
A
Aluminum
Option A
B
Silicon
Option B
C
Sodium
Option C
D
None of the above
Option D
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MEDIUM
ENGLISH
Agriculture
Which nutrients are immobile in plants?
A
Ca
Option A
B
P
Option B
C
B
Option C
D
Both A & C
Option D
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MEDIUM
ENGLISH
Agriculture
Which of the following is not a metamorphic rock?
A
Marble
Option A
B
Granite
Option B
C
Sand stone
Option C
D
both A & B
Option D
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MEDIUM
ENGLISH
Agriculture
Available water is held between?
A
Field capacity to super available water
Option A
B
Only field capacity
Option B
C
Field capacity to wilting point
Option C
D
All of the above
Option D
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MEDIUM
ENGLISH
Agriculture
The process by which nutrients chemicals or contaminants are dissolved and carried away by water, or are moved into a lower layer of soil:
A
Infiltration
Option A
B
Percolation
Option B
C
Leaching
Option C
D
Seeping
Option D
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MEDIUM
ENGLISH
Agriculture
Who consider the various properties of soil in relation to plant production?
A
Pedologist
Option A
B
Soil chemist
Option B
C
Edaphologists
Option C
D
agronomist
Option D
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MEDIUM
ENGLISH
Agriculture
A and B horizon is called as_________?
A
Regolith
Option A
B
Solam
Option B
C
Inner core
Option C
D
None of the above
Option D
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MEDIUM
ENGLISH
Agriculture
Which type of soil is found near the canal banks:
A
Acidic
Option A
B
Acidic & Alkaline
Option B
C
Alkaline
Option C
D
Calcareous
Option D
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MEDIUM
ENGLISH
Agriculture
The marble is a__________?
A
Dynamo metamorphic
Option A
B
Thermo metamorphic
Option B
C
Hydro metamorphic
Option C
D
Not sure
Option D
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MEDIUM
ENGLISH
Agriculture
The largest soil order in Pakistan?
A
Aridisols
Option A
B
Entisols
Option B
C
Vertisols
Option C
D
Inceptisols
Option D
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MEDIUM
ENGLISH
Agriculture
Accumulation of soluble salts in soil________?
A
Alkalization
Option A
B
Desalinization
Option B
C
Salinization
Option C
D
All off these
Option D
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MEDIUM
ENGLISH
Agriculture
What is a soil horizon?
A
Soil texture
Option A
B
Soil structure
Option B
C
Layers of soil
Option C
D
All of these
Option D
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MEDIUM
ENGLISH
Agriculture
Specific heat of organic matter is______?
A
0.22
Option A
B
0.33
Option B
C
0.44
Option C
D
None of these
Option D
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MEDIUM
ENGLISH
Agriculture
Element responsible pollen grain of plant__________?
A
N
Option A
B
P
Option B
C
K
Option C
D
B
Option D
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