This chapter is currently out of syllabus
1
AIPMT 2009
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Guard cells help in
A
transpiration
B
guttation
C
fighting against infection
D
protection against grazing
2
AIPMT 2008
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
The rupture and fractionation do not usually occur in the water column in vessel/tracheids during the ascent of sap because of
A
weak gravitational pull
B
transpiration pull
C
lignified thick walls
D
cohesion and adhesion.
3
AIPMT 2007
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Two cells A and B are contiguous. Cell A has osmotic pressure 10 atm, turgor pressure 7 atm and diffusion pressure deficit 3 atm. Cell B has osmotic pressure 8 atm, turgor pressure 3 atm and diffusion pressure deficit 5 atm. The result will be
A
no movement of water
B
equilibrium between the two
C
movement of water from cell A to B
D
movement of water from cell B to A.
4
AIPMT 2006
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
The translocation of organic solutes in sieve tube members is supported by
A
cytoplasmic streaming
B
root pressure and transpiration pull
C
P-proteins
D
mass flow involving a carrier and ATP.
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