1
AIPMT 2010 Prelims
MCQ (Single Correct Answer)
+4
-1
Apomictic embryos in Citrus arise form
A
synergids
B
maternal sporophytic tissue in ovule
C
antipodal cells
D
diploid egg.
2
AIPMT 2009
MCQ (Single Correct Answer)
+4
-1
Vegetative propagation in mint occurs by
A
offset
B
rhizome
C
sucker
D
runner.
3
AIPMT 2008
MCQ (Single Correct Answer)
+4
-1
Which one of the following is resistant to enzyme action?
A
Pollen exine
B
Leaf cuticle
C
Cork
D
Wood fibre
4
AIPMT 2008
MCQ (Single Correct Answer)
+4
-1
What does the filiform apparatus do at the entrance into ovule?
A
In brings about opening of the pollen tube.
B
It guides pollen tube from a synergid to egg.
C
It helps in the entry of pollen tube into a synergid.
D
It prevents entry of more than one pollen tuve into the embryo sac.

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