Who is known as 'Waterman of India'?
A. Rajendra Prasad
B. Ramdas
C. Ambika Singh
D. Rajendra Singh
Answer: Option D
A. Rajendra Prasad
B. Ramdas
C. Ambika Singh
D. Rajendra Singh
Answer: Option D
Downy Mildew of Bajra caused by
A. C. fusiformis
B. S. graminicola (Sclerospora)
C. T. penicillica
D. All of the above
The criteria of essentiality of nutrients in plants was given by
A. D. J. Nicholas
B. Arnon and Stout
C. J. S. Kanwar
D. M. S. Swaminathan
A. Manganese
B. Boron
C. Zinc
D. Iron
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