1
AIPMT 2005
MCQ (Single Correct Answer)
+4
-1
The ability of the Venus Flytrap to capture insects is due to
A
specialized ''muscle-like'' cells
B
chemical stimulation by the prey
C
a passive process requiring no special ability on the part of the plant
D
rapid turgor pressure changes.
2
AIPMT 2004
MCQ (Single Correct Answer)
+4
-1
Cell elongation in internodal regions of the green plants takes place due to
A
indole acetic acid
B
cytokinins
C
gibberellins
D
ethylene.
3
AIPMT 2004
MCQ (Single Correct Answer)
+4
-1
One set of the plant was grown at 12 hours day and 12 hours night period cycles and it flowered while in the other set night phase was interrupted by flash of light and it did not produce flower. Under which one of the following categories will you place this plant?
A
Long day
B
Darkness neutral
C
Day neutral
D
Short day
4
AIPMT 2003
MCQ (Single Correct Answer)
+4
-1
Plants deficient of element zinc, show its effect on the biosynthesis of plant growth hormone
A
auxin
B
cytokinin
C
ethylene
D
abscisic acid.
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