Write critical notes on the following
(a) BOD
(b) Biological magnification
(c) Groundwater depletion and ways for its replenishment.

Write critical notes on the following: (a) Eutrophication (b) Biological magnification (c) Groundwater depletion and ways for its replenishment .

Write critical notes on the following: (a) Eutrophication (b) Biological magnification (c) Groundwater depletion and ways for its replenishment .

Write critical notes on the following : (a) Eutrophication . (b) Biological magnification . (c) Groundwater depletion and ways for its replenishment .

Write critical notes on the following: (a) Eutrophication (b) Biological magnification (c ) Groundwater depletion and ways for its replenishment

Write critical notes on the following: Biological magnification.