Rhizoplane is________?
A. An area of soil from root surface to 5 cm
B. Root surface
C. Area within the roots
D. All of them
Agriculture Mcqs
Which chemical used to prevent evaporation from surface of water in water bodies?
Which chemical used to prevent evaporation from surface of water in water bodies?
A. Cetyle alcohol
B. Methyle alcohol
C. both A and B
D. None of these
Composition of igneous rock is determined by___________?
Composition of igneous rock is determined by___________?
A. Depth of molten magma
B. Composition of molten magma
C. Both A and B
D. Composition can not be determined.
Who will decompose organic matter first:
Who will decompose organic matter first:
A. Actinomycetes
B. Bacteria
C. Basidiomycetes
D. Fungi imperfecti
Process of mixing of soils is known as_________?
Process of mixing of soils is known as_________?
A. Gleization
B. Lessivage
C. Laterization
D. The correct option is not present above
Walkley and Blacks method of organic matter determination allows recovery of _____% organic carbon content:
Walkley and Blacks method of organic matter determination allows recovery of _____% organic carbon content:
A. 74 %
B. 54 %
C. 62.5 %
D. 34%
The appropriate method to apply phosphatic fertilizers is__________?
The appropriate method to apply phosphatic fertilizers is__________?
A. Top dressing
B. Broad casting
C. both A and B
D. Basal placement
Integrated Nutrient Management (INM) is a well-accepted approach for the sustainable management of________?
Integrated Nutrient Management (INM) is a well-accepted approach for the sustainable management of________?
A. Soil Productivity
B. Increased crop production
C. both a and B
D. None of these
Organic (O) horizon is absent in_________?
Organic (O) horizon is absent in_________?
A. Mollisols
B. Histosols
C. Arable soils
D. Non-arable soils
Association of two microorganisms in which one is benefited while other remains unaffected is known as:________?
Association of two microorganisms in which one is benefited while other remains unaffected is known as:________?
A. Competetion
B. Ammensalism
C. Commensalism
D. This statement is wrong