1
AIPMT 2010 Mains
MCQ (Single Correct Answer)
+4
-1
Root development is promoted by
A
abscisic acid
B
auxin
C
gibberellin
D
ethylene.
2
AIPMT 2010 Mains
MCQ (Single Correct Answer)
+4
-1
One of the commonly used plant growth hormone in tea plantations is
A
ethylene
B
abscisic acid
C
Zeatin
D
indole-3-acetic acid.
3
AIPMT 2010 Prelims
MCQ (Single Correct Answer)
+4
-1
Coiling of garden pea tendrils around any support is an example of
A
thigmotaxis
B
thigmonasty
C
thigmotropism
D
thermotaxis.
4
AIPMT 2010 Prelims
MCQ (Single Correct Answer)
+4
-1
Photoperiodism was first characterised in
A
tobacco
B
potato
C
tomato
D
cotton.
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