1
AIPMT 2011 Prelims
MCQ (Single Correct Answer)
+4
-1
One very special feature in the earthworm pheretima is that :
A
The S-shaped state embedded in the integument are the defensive weapons used against the enemies
B
It has a long dorsal tubular heart
C
The typhlosole greatly increases the effective absorption area of the digested food in the intestine
D
Fertilisation of eggs occurs inside the body
2
AIPMT 2011 Prelims
MCQ (Single Correct Answer)
+4
-1
Important site for formation of glycoproteins and glycolipids is :
A
Plastid
B
Lysosome
C
Golgi apparatus
D
Vacuole
3
AIPMT 2011 Prelims
MCQ (Single Correct Answer)
+4
-1
At which stage of HIV infection does one usually show symptoms of AIDS?
A
When the infecting retrovirus enters host cells
B
When viral DNA is produced by reverse trancriptase
C
When HIV replicates rapidly in helper T-lymphocytes and damages large number of these
D
Within 15 day of sexual contact with an infected person
4
AIPMT 2011 Prelims
MCQ (Single Correct Answer)
+4
-1
Which one of the following acts as a physiological barrier to the entry of microorganisms in human body?
A
Epithelium of urogenital tract
B
Tears
C
Monocytes
D
Skin