Process of mixing of soils is known as_________?
A. Gleization
B. Lessivage
C. Laterization
D. The correct option is not present above
Soil Science
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 soil samples are dried at _______________, for gravimetric soil analysis?
The soil samples are dried at _______________, for gravimetric soil analysis?
A. 110 0C
B. 120 0C
C. both A and B
D. 105 0C
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
What is Vesicular Arbuscular Mycorrhiza (VAM)?
What is Vesicular Arbuscular Mycorrhiza (VAM)?
A. Bacteria
B. Fungi
C. both A & B
D. None of the above
The very high temperatures required for ICP-AES are attained by__________?
The very high temperatures required for ICP-AES are attained by__________?
A. Quartz
B. Plasma
C. Carbon
D. None of these
Exposure of the manures to rains causes highest loss of___________?
Exposure of the manures to rains causes highest loss of___________?
A. N
B. Cu
C. Cl
D. P