1
AIPMT 2010 Prelims
MCQ (Single Correct Answer)
+4
-1
Heartwood differs from sapwood in –
A
Having dead and non-conducting elements
B
Being susceptible to pests and pathogens
C
Presence of rays and fibres
D
Abscence of vessels and parenchyma
2
AIPMT 2010 Prelims
MCQ (Single Correct Answer)
+4
-1
The chief water conducting elements of xylem in gymnosperms are :
A
Fibres
B
Transfusion tissue
C
Vessels
D
Tracheids
3
AIPMT 2009
MCQ (Single Correct Answer)
+4
-1
Palisade parenchyma is absent in leaves of -
A
Mustard
B
Sorghum
C
Soybean
D
Gram
4
AIPMT 2009
MCQ (Single Correct Answer)
+4
-1
In barley stem vascular bundles are -
A
Closed and scattered
B
Closed and radial
C
Open and in a ring
D
Open and scattered
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