Chemistry Practice MCQs Chapter 16 Class 12


90

Chemistry Ch 16 Class 12

1 / 18

Measuring ‘Biochemical Oxygen Demand’ (ROD) is a method used for:

2 / 18

Which of the following is a water cleaning halogen?

3 / 18

Which one substance is used to remove both H2S and carbon dioxide from biogas?

4 / 18

Which of the following is a secondary pollutant?

5 / 18

Ozone Is

6 / 18

Earth’s crust Is Included In which sphere?

7 / 18

Which one is correct about Incineration of Industrial waste?

8 / 18

Which of the following gases has least concentration in air a

9 / 18

Ozone absorbs

10 / 18

Which one of these Is toxic?

11 / 18

Treatment of water which is very effective in killing of pathogens is:

12 / 18

NO2 in atmosphere absorbs moisture to form?

13 / 18

Function of ozone Is?

14 / 18

Global scale SO2 is produced by

15 / 18

What is the major reason for S02 emissions?

16 / 18

Which of the following causes suffocation?

17 / 18

The best yield of 502 can be obtained by which of the following:

18 / 18

Chloro-fluoro carbons cause

Your score is

The average score is 62%

0%





Kindly share MCQs Explanations or Recommendations Here