This chapter is currently out of syllabus
1
AIPMT 2014
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Which one of the following is not a common component of Photochemical smog?
A
Ozone
B
Acrolein
C
Peroxyacetyl nitrate
D
Chlorofluorocarbons
2
NEET 2013 (Karnataka)
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Which one of the following statements is not true?
A
Clean water would have a BOD value of 5 ppm.
B
Fluoride deficiency in drinking water is harmful. Soluble fluoride is often used to bring its concentration upto 1 ppm.
C
When the pH of rain water is higher than 6.5, it is called acid rain.
D
Dissolved Oxygen (DO) in cold water can reach a concentration upto 10 ppm.
3
AIPMT 2012 Prelims
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Which one of the following statements regarding photochemical smog is not correct?
A
Carbon monoxide does not play any role in photochemical smog formation.
B
Photochemical smog is an oxidation agent in character.
C
Photochemical smof is formed through photochemical reaction involving solar energy.
D
Photochemical smog does not cause irritation in eyes and throat.
4
AIPMT 2011 Prelims
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Which one of the following statement is not true?
A
pH of drinking water should be between 5.5 $$-$$ 9.5
B
Concentration of DO below 6 ppm is good for the growth of fish.
C
Clean water would have a BOD value of less than 5 ppm.
D
Oxides of sulphur, nitrogen and carbon are the most widespread air pollutant.
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