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1. How can you separate a mixture of a large quantity of tiny bits of paper mixed with pulses/dal?
 
We can separate the mixture of a large number of tiny bits of paper and pulses/dal by “”. The wind will carry the , and heavier pulses/dais will fall closer and form a separate heap.
 
2. What is meant by food adulteration?
 
Food adulteration is when the either by the addition of inferior quality material or by the extr action of .