Question

what do you mean By biochemical oxygen demand​

Answer 1

Answer:

Biochemical oxygen demand (BOD, also called biological oxygen demand) is the amount of dissolved oxygen needed (i.e. demanded) by aerobic biological organisms to break down organic material present in a given water sample at certain temperature over a specific time period.

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Answer 2

Bio chemical oxygen demand (BDO) are also called biological oxygen demand amount of dissloved oxygen needed( i.e demanded) by aerobic biological organisms to break down organic material present in a given water sample At certain temperature over a specific time period