Copper deficiency causes
A. White bud in maize
B. Grey speak in oat
C. Ergot in bajra
D. Khaira in rice
Answer: Option A
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Related Questions on Plant Pathology
Which photosynthetic bacteria possess both PS I and PS II?
A. Purple sulphur bacteria
B. Cyanobacteria
C. Purple nonsulphur bacteria
D. Green sulphur bacteria

White bud in maize due to zn,
White tip in rice due to cu