1
AIPMT 2011 Prelims
MCQ (Single Correct Answer)
+4
-1
Which of the following is mainly produced by the activity of anaerobic bacteria on sewage ?
A
Propane
B
Mustard gas
C
Marsh gas
D
Laughing gas
2
AIPMT 2011 Prelims
MCQ (Single Correct Answer)
+4
-1
Which one of the following is not a biofertilizer ?
A
Agrobacterium
B
Nostoc
C
Rhizobium
D
Mycorrhiza
3
AIPMT 2011 Prelims
MCQ (Single Correct Answer)
+4
-1
Which one of the following animals is correctly matched with its particular taxonomic category?
A
Tiger - Tigris, species
B
Cuttlefish - mollusca, class
C
Humans - primata, family
D
Housefly - Musca, order
4
AIPMT 2011 Prelims
MCQ (Single Correct Answer)
+4
-1
Secondary sewage treatment is mainly a :
A
Mechanical process
B
Chemical process
C
Biological process
D
Physical process
EXAM MAP