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The correct answer is B
Mangla, Sumangla , Sreemangla are the popular varieties of which of the following crops?
The relationship between two organisms, where both of them benefit from each other is called:
Rust disease in sugarcane is caused by
Hardy-Weinberg law is applicable for maintainence of genetic purity of
In plant pathology, what are "symptoms" referring to?
What type of resistance is effective against all races of a pathogen but is of permanent nature?