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MEDIUM
ENGLISH
Agriculture
The percentage of calcium content in single superphosphate?
A
24%
Option A
B
25%
Option B
C
19.5%
Option C
D
30%
Option D
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MEDIUM
ENGLISH
Agriculture
Ground water refers to the________?
A
Water quality determination
Option A
B
Aquifer location
Option B
C
Water regulation
Option C
D
Installation of wells
Option D
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MEDIUM
ENGLISH
Agriculture
What is the effect of application of P2O5 fertilizer to a green manure leguminous crop in the availability of phosphorus to the succeeding crop?
A
Green manure increases the availability in organic from to the next crop
Option A
B
It does not affect the availability of phosphorous to succeeding crop
Option B
C
Greater amount of phosphorus is taken up and converted into organic form, which is released on decomposition of green matter
Option C
D
It fixes the P2O5 through humus and reduces the availability..
Option D
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MEDIUM
ENGLISH
Agriculture
The removal of excess water from the ground surface is called:________?
A
Sub-surface drainage
Option A
B
Surface operations
Option B
C
Drainage
Option C
D
All of the above
Option D
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MEDIUM
ENGLISH
Agriculture
_________is probably the most important growth limiting factor in acid soils especially those having pH below 5.0-5.5?
A
Nitrogen
Option A
B
Potassium
Option B
C
Aluminium
Option C
D
Calcium
Option D
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MEDIUM
ENGLISH
Agriculture
There are twelve soil orders found in the world of which six soil orders have been recognized at various locations are________?
A
Andisols, Gelisols, Histosols, Spodosols, Oxisols, Ultisols
Option A
B
Entisols, Inceptisols, Aridisols, Alfisols, Mollisols, Vertisols
Option B
C
Andisols, Aridisols, Histosols, Vertisols, Regosols, Libosols
Option C
D
The above statement is wrong
Option D
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MEDIUM
ENGLISH
Agriculture
swelling clay soils, develop cracks due to greater proportion of swelling type clays:
A
Alfisols
Option A
B
Ultisols
Option B
C
Vertisols
Option C
D
None of the above
Option D
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MEDIUM
ENGLISH
Agriculture
Systematic examination of soil in the field and laboratories, their description and grouping according to classification system:
A
Reconnaissance survey
Option A
B
Detailed soil survey
Option B
C
Soel survay
Option C
D
The answer of statement is not in options
Option D
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MEDIUM
ENGLISH
Agriculture
__________ particles range in diameter between 0.02 to 0.002 mm:
A
Sand
Option A
B
Silt
Option B
C
Clay
Option C
D
None of the above
Option D
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MEDIUM
ENGLISH
Agriculture
Depending on the percentage of sand, silt, clay, soils are divided into _______ textural classes:
A
12
Option A
B
13
Option B
C
14
Option C
D
09
Option D
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MEDIUM
ENGLISH
Agriculture
Based on their diameters, soil pores are divided into:_________?
A
Macro pores
Option A
B
Meso pores & Micro pores
Option B
C
Both A & B
Option C
D
The above statement is wrong
Option D
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MEDIUM
ENGLISH
Agriculture
Water is the major constituent of all living creatures. Biomass of plants is composed of ________% water:
A
65 – 75%
Option A
B
72 – 62%
Option B
C
85 – 95%
Option C
D
75% – 80%
Option D
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MEDIUM
ENGLISH
Agriculture
The planned development, distribution and use water resources:
A
Water distribution
Option A
B
Water management
Option B
C
both A & B
Option C
D
None of the above
Option D
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MEDIUM
ENGLISH
Agriculture
Conservation agriculture improves the water use efficiency of dryland systems. It has components:
A
Reduced soil disturbance through no-till or minimum till
Option A
B
Residue return to keep at least 30% of soil covered
Option B
C
Crop rotations for better utilization of available water & nutrients
Option C
D
all of the above
Option D
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MEDIUM
ENGLISH
Agriculture
The availability of essential nutrients from soil to the plants is controlled by the ________ properties of soil:
A
Physical
Option A
B
chemical
Option B
C
Biological
Option C
D
both A & B
Option D
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MEDIUM
ENGLISH
Agriculture
Which of the following is wrong?
A
Sandy soils have higher sand percentage with more water holding capacity
Option A
B
The relative percentage of sand, silt, clay is soil texture.
Option B
C
Soil texture influences behavior of soil.
Option C
D
The arrangement of soil aggregates is called soil structure.
Option D
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MEDIUM
ENGLISH
Agriculture
Which of the following is not the soil order prevail in Pakistan?
A
Aridisols
Option A
B
Alfisols
Option B
C
Mollisols
Option C
D
None of the above
Option D
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MEDIUM
ENGLISH
Agriculture
The internal & external surfaces of soil colloids are positively and or negatively charged. Mostly ____________ is dominant:
A
Positive
Option A
B
Negative
Option B
C
Zero
Option C
D
All of the above
Option D
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MEDIUM
ENGLISH
Agriculture
Each layer of phyllosilicates is composed of two types of sheets:
A
Tetrahedral sheet
Option A
B
Triple octahedral sheet
Option B
C
Octahedral sheet
Option C
D
Both A & C
Option D
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MEDIUM
ENGLISH
Agriculture
Soil Organic Matter (SOM) which consists of about _______ % organic carbon plays a vital role by providing macro & micro nutrients:
A
72 %
Option A
B
58%
Option B
C
62 %
Option C
D
Al of the above
Option D
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