This chapter is currently out of syllabus
1
AIPMT 2008
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Which one of the following is the correct percentage of the two (out of the total of 4) greenhouse gases that contribute to the total global warming ?
A
CFCs 14%, Methane 20%
B
CO2 40%, CFCs 30%
C
N2O 6%, CO2 86%
D
Methane 20%, N2O 18%
2
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
3
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
4
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
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