1
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
2
AIPMT 2009
MCQ (Single Correct Answer)
+4
-1
Anatomically fairly old dicotyledonous root is distinguished from the dicotyledonous stem by :
A
Absence of secondary phloem
B
Presence of cortex
C
Position of protoxylem
D
Absence of secondary xylem
3
AIPMT 2009
MCQ (Single Correct Answer)
+4
-1
The annular and spirally thickened conducting elements generally develop in the protoxylem when the root or stem is -
A
Maturing
B
Widening
C
Elongating
D
Differentiating
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
NEET Subjects
EXAM MAP
Medical
NEETAIIMS
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
Civil Services
UPSC Civil Service
Defence
NDA
Staff Selection Commission
SSC CGL Tier I
CBSE
Class 12