Question

Distinguish between BOD and COD.

Answer 1

$<b>Hey mate! </b>$

$\bf\purple{Here's }$
$\bf\red{your}$
$\bf\blue{answer}$

Kindly, Take a look at the attachment.


$<b>Hope this helps! </b>$

Answer 2

a bod is only a measurement of consumed oxygen by aquatic microorganisms to decomposes or oxidize organic matter and on other hand cod refers the requirement of dissolved oxygen for both the oxidisation of organic and inorganic constituent ..