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Antibiotics are very effective medicines that treat bacterial infections. They are ineffective against viral infection as viruses have different genetic makeup as compared to bacteria.
Which of the following countries is the centre of origin of rice?
Which one of the following Soil crusting is a problem?
First product of urea hydrolysis in soil is
Which among the following seeds germinate by hypogeal germination?
The total age of rice seedling for transplanting in main field through double transplanting method
Which one of the following is aerobic asymbiotic N₂-fixing bacteria?
CO₂ fixation in C4 plants occurs in which type of cells?
Rhizobium plays important role in ...
Tulip and Pea flowers are
Who was the first chairman of the National Commission on Farmers?