1
AIPMT 2000
MCQ (Single Correct Answer)
+4
-1
In which stage of cell cycle, DNA replication occurs?
A
G1-phase
B
S-phase
C
G2-phase
D
M-phase
2
AIPMT 2000
MCQ (Single Correct Answer)
+4
-1
By which action a seed coat becomes permeable to water
A
scarification
B
stratification
C
vernalization
D
all of the above.
3
AIPMT 2000
MCQ (Single Correct Answer)
+4
-1
The first step for initiation of photosynthesis will be
A
photolysis of water
B
excitement of chlorophyll molecules due to absorption of ligtht
C
ATP formation
D
glucose formation
4
AIPMT 2000
MCQ (Single Correct Answer)
+4
-1
If the apical bud has been removed then we observe
A
more lateral branches
B
more axillary buds
C
plant growing stops
D
flowering stops.