1
NEET 2013
MCQ (Single Correct Answer)
+4
-1
Change Language
Lenticels are involved in
A
Food transport
B
Photosynthesis
C
Transpiration
D
Gaseous exchange
2
NEET 2013
MCQ (Single Correct Answer)
+4
-1
Change Language
Interfascicular cambium develops from the cells of :
A
Endodermis
B
Pericycle
C
Medullary rays
D
Xylem parenchyma
3
NEET 2013
MCQ (Single Correct Answer)
+4
-1
Change Language
Age of a tree can be estimated by :
A
Diameter of its heartwood
B
Number of annual rings
C
Its height and girth
D
Biomass
4
AIPMT 2012 Mains
MCQ (Single Correct Answer)
+4
-1
Change Language
As compared to a dicot root, a monocot root has
A
More abundant secondary xylem
B
Relatively thicker periderm
C
Many xylem bundles
D
Inconspicuous annual rings
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