JEE Main 26 June 2022 Shift 2 Solved Paper

Section: Chemistry

Question : 70 of 90

Marks: +1, -0

The measured BOD values for four different water samples (A−D) are as follows: A=3 ppm; B=18‌ppm;C=21‌ppm;D=4‌ppm. The water samples which can be called as highly polluted with organic wastes, are

[26-Jun-2022-Shift-2]

A and B
A and D
B and C
B and D

Validate

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