MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

BOD and COD

Water samples...

Question

Water samples with $B O D$ values of $4 p p m$ and $18 p p m$ , respectively, are:

A

highly polluted and clean

No worries! We‘ve got your back. Try BYJU‘S free classes today!

B

highly polluted and highly polluted

No worries! We‘ve got your back. Try BYJU‘S free classes today!

C

clean and highly polluted

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

D

clean and clean

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is A clean and highly polluted
Clean water would have $B O D$ value of less than $5 p p m$ whereas highly polluted water could have a $B O D$ value of $17 p p m$ or more.

Suggest Corrections

thumbs-up

1

Similar questions

Q. In highly polluted water BOD value shows a range of

Q. The value of biological oxygen demand(BOD) of highly polluted water is:

Q. Arrange the following options in ascending order of their BOD value:

(I) Sample of highly polluted pond water
(II) Sample of unpolluted pond water
(III) Distilled water

Q. The water in open wells, dug wells and tanks are highly polluted with

Q. Arrange according to ascending order of BOD.
(a) Highly polluted pond water
(b) Unpolluted pond water
(c) Distilled water

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Concepts and Practice

CHEMISTRY

Watch in App

explore_more_icon

Explore more

Standard XII Chemistry

Join BYJU'S Learning Program

CrossIcon