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Assertion (A): Swiss cheese is characterized by large holes due to CO₂ production. Reason (R): It is ripened by growing a specific fungi.
Explain how cyanobacteria can be used as bio-fertilizer.
Student to attempt either option-(A) or (B) :
(i) Name an alcoholic drink which is produced by the help of microbes : (1) With distillation (2) Without distillation (ii) Explain how cyanobacteria can be used as bio-fertilizer.
Ravi lives in a village where he suggested to the local farmers to introduce a fungus as biofertilizer into their crop fields. State the benefits provided by the fungus to the crop.
(i) How do secondary lymphoid organs provide immunity ? (ii) Highlight the role of spleen as an organ that provides immunity.
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