Agriculture MCQs

2794 MCQs  (Page 239 of 280)

The indicator used for the the estimation of the organic matter or organic carbon is;_________?
A. Mixed indicator
B. Diphenylamine indicator
C. Both a and b
D. None of the above
Being a soil scientist, do you know which is the popular book of soil science of Nyle.C.brady, 14th edition available in markets:
A. Fundamentals of soil
B. Essenttials of soil sciences
C. The nature and properties of soil
D. The mechanics of soil
Most abundant organic compound in nature?
A. Cellulose
B. Hemicellulose
C. Lignin
D. All of these
The term rhizosphere was coined by:___________?
A. Liebig
B. Baussingault
C. Hiltner
D. Winogrdsky
The nutrient element silicon (Si) is:_________?
A. Beneficial
B. Harmful
C. Both a and b
D. None of the above