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MEDIUM
ENGLISH
Agriculture
What is Vesicular Arbuscular Mycorrhiza (VAM)?
A
Bacteria
Option A
B
Fungi
Option B
C
both A & B
Option C
D
None of the above
Option D
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MEDIUM
ENGLISH
Agriculture
Association of two microorganisms in which one is benefited while other remains unaffected is known as:________?
A
Competetion
Option A
B
Ammensalism
Option B
C
Commensalism
Option C
D
This statement is wrong
Option D
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MEDIUM
ENGLISH
Agriculture
Organic (O) horizon is absent in_________?
A
Mollisols
Option A
B
Histosols
Option B
C
Arable soils
Option C
D
Non-arable soils
Option D
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MEDIUM
ENGLISH
Agriculture
Integrated Nutrient Management (INM) is a well-accepted approach for the sustainable management of________?
A
Soil Productivity
Option A
B
Increased crop production
Option B
C
both a and B
Option C
D
None of these
Option D
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MEDIUM
ENGLISH
Agriculture
The appropriate method to apply phosphatic fertilizers is__________?
A
Top dressing
Option A
B
Broad casting
Option B
C
both A and B
Option C
D
Basal placement
Option D
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MEDIUM
ENGLISH
Agriculture
The soil samples are dried at _______________, for gravimetric soil analysis?
A
110 0C
Option A
B
120 0C
Option B
C
both A and B
Option C
D
105 0C
Option D
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MEDIUM
ENGLISH
Agriculture
Walkley and Blacks method of organic matter determination allows recovery of _____% organic carbon content:
A
74 %
Option A
B
54 %
Option B
C
62.5 %
Option C
D
34%
Option D
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MEDIUM
ENGLISH
Agriculture
Process of mixing of soils is known as_________?
A
Gleization
Option A
B
Lessivage
Option B
C
Laterization
Option C
D
The correct option is not present above
Option D
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MEDIUM
ENGLISH
Agriculture
Who will decompose organic matter first:
A
Actinomycetes
Option A
B
Bacteria
Option B
C
Basidiomycetes
Option C
D
Fungi imperfecti
Option D
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MEDIUM
ENGLISH
Agriculture
Composition of igneous rock is determined by___________?
A
Depth of molten magma
Option A
B
Composition of molten magma
Option B
C
Both A and B
Option C
D
Composition can not be determined.
Option D
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MEDIUM
ENGLISH
Agriculture
Which chemical used to prevent evaporation from surface of water in water bodies?
A
Cetyle alcohol
Option A
B
Methyle alcohol
Option B
C
both A and B
Option C
D
None of these
Option D
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MEDIUM
ENGLISH
Agriculture
Rhizoplane is________?
A
An area of soil from root surface to 5 cm
Option A
B
Root surface
Option B
C
Area within the roots
Option C
D
All of them
Option D
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MEDIUM
ENGLISH
Agriculture
Which of the following is a component of nucleic acid and protein:
A
Ca
Option A
B
Mg
Option B
C
N
Option C
D
None of the above
Option D
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MEDIUM
ENGLISH
Agriculture
Corrositivity of water is an indication of___________________?
A
Salinity
Option A
B
Property of polluted material
Option B
C
Both a & b
Option C
D
None of the above
Option D
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MEDIUM
ENGLISH
Agriculture
Cyclic salts are mostly of ______________________?
A
SO4
Option A
B
HCO3
Option B
C
Cl–
Option C
D
None of the above
Option D
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MEDIUM
ENGLISH
Agriculture
Total salt affected soils of Pakistan are____________________?
A
6.3 m ha
Option A
B
5.0 m ha
Option B
C
12.3 m ha
Option C
D
10.5 m ha
Option D
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MEDIUM
ENGLISH
Agriculture
Salt-tolerant plants are called ____________________?
A
Glycophytes
Option A
B
Halophytes
Option B
C
Xerophytes
Option C
D
All the above
Option D
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MEDIUM
ENGLISH
Agriculture
Gold is___________________?
A
Native element
Option A
B
Secondary element
Option B
C
Primary element
Option C
D
Heavy metal
Option D
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MEDIUM
ENGLISH
Agriculture
Na and k can be determined by the use of____________________?
A
Hydrometer
Option A
B
Flame photometer
Option B
C
Spectrophotometer
Option C
D
All the above
Option D
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MEDIUM
ENGLISH
Agriculture
The problem of soil crosion Thal and Cholistan is predominantly due to___________________?
A
Wind
Option A
B
Air
Option B
C
Water
Option C
D
All the above
Option D
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