1
AIPMT 2005
MCQ (Single Correct Answer)
+4
-1
For retting of jute the fermenting microbe used is
A
methanophilic bacteria
B
butyric acid bacteria
C
Helicobactor pylori
D
Streptococcus lactin.
2
AIPMT 2005
MCQ (Single Correct Answer)
+4
-1
Basophilic prokaryotes
A
grow and multiply in very deep marine sediments
B
occur in water containing high concentrations of barium hydroxide
C
readily grow and divide in sea water enriched in any soluble salt of barium
D
grow slowly in highly alkaline frozen lakes at high altitudes.
3
AIPMT 2005
MCQ (Single Correct Answer)
+4
-1
There exists a close association between the alga and the fungus within a lichen. The fungus
A
provides protection, anchorage and absorption for the algae
B
provides food for the alga
C
fixes the atmospheric nitrogen for the alga
D
releases oxygen for the alga
4
AIPMT 2004
MCQ (Single Correct Answer)
+4
-1
Which of the following statements is not true for retroviruses?
A
DNA is not present at any stage in the life cycle of retroviruses.
B
Retroviruses carry gene for RNA-dependent DNA polymerase.
C
The genetic material in mature retroviruses is RNA.
D
Retroviruses are causative agents for certain kinds of cancer in man.
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