UPSC Prelims Mini Mock Test: 140

1.  With reference to the hazards of the pesticides, how Bio-amplification is different from Bio-concentration? Bio-concentration occurs within an organism, Bio-amplification occurs across food chain Bio-concentration pertains to inorganic substances such as metals, Bio-amplification pertains to organic persistent chemicals Select the correct option from the codes given below: 2. Consider the following statements about the ..

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