1
AIPMT 2014
MCQ (Single Correct Answer)
+4
-1
At which stage of HIV infection does one usually show symptoms of AIDS ?
A
Within 15 days of sexual contact with an infected person.
B
When the infected retro virus enters host cells.
C
When HIV damages large number of helper T−Lymphocytes.
D
When the viral DNA is produced by reverse transcriptase.
2
AIPMT 2014
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
In vitro clonal propagation in plants is characterized by :
A
Microscopy
B
Northern blotting
C
Electrophoresis and HPLC
D
PCR and RAPD
3
AIPMT 2014
MCQ (Single Correct Answer)
+4
-1
To obtain virus−free healthy plants from a diseased one by tissue culture technique, which part/parts of the diseased plant will be taken ?
A
Epidermis only
B
Palisade parenchyma
C
Both apical and axillary meristems
D
Apical meristem only
4
AIPMT 2014
MCQ (Single Correct Answer)
+4
-1
Which one of the following fungi contains hallucinogens?
A
Morechella esculenta
B
Neurospora sp.
C
Amanita muscaria
D
Ustilago sp.
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