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STD 12 - 8. microbes in human welfare — Biology STD 12 Science — Question

CBSE BoardEnglish MediumSTD 12 ScienceBiologySTD 12 - 8. microbes in human welfare1 Mark
MCQ
Pesticides disturb the ecosystem by eliminating the
  • A
    Micro-organism of crop
  • ✓
    Organisms which form the food chain
  • C
    Organisms which protect the environment
  • D
    None of the above
✓

Answer

Correct option: B.
Organisms which form the food chain
b
(b)Pesticides also enter the food chain, their concentration goes as they move up in the food chain. This is called bio magnification or bioconcentration.

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