8
MCQ (Single Correct Answer)
Plasticity in plant growth means that
A
plant roots are extensible
B
plant development is dependent on the environment
C
stems can extend
D
None of the above
9
MCQ (Single Correct Answer)
To increase sugar production in sugarcanes, they are sprayed with
A
IAA
B
cytokinin
C
gibberellin
D
ethylene
10
MCQ (Single Correct Answer)
ABA acts as antagonistic to
A
ethylene
B
cytokinin
C
gibberellic acid
D
IAA
11
MCQ (Single Correct Answer)
Monocarpic plants are those which
A
bear flowers with one ovary
B
flower once and die
C
bear only one flower
D
All of these
12
MCQ (Single Correct Answer)
The photoperiod in plants is perceived at
A
meristem
B
flower
C
floral buds
D
leaves