This chapter is currently out of syllabus
1
AIPMT 2007
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
In a coal fired power plant electrostatic precipitators are installed to control emission of:-
A
SPM
B
SO2
C
CO
D
NOx
2
AIPMT 2007
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Which one of the following is not a bioindicator of water pollution ?
A
Blood-worms
B
Stone flies
C
Sewage fungus
D
Sludge-worms
3
AIPMT 2007
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
In which one of the following the BOD (Biochemical Oxygen Demand) of sewage (S), distillery effluent (DE), paper mill effluent (PE) and sugar mill effluent (SE) have been arranged in ascending order ?
A
SE < PE < S < DE
B
SE < S < PE < DE
C
PE < S < SE < DE
D
S < DE < PE < SE
4
AIPMT 2006
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Montreal Protocol which calls for appropriate action to protect the ozone layer from human activities was passed in the year-
A
1988
B
1986
C
1985
D
1987
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