1
NEET 2020 Phase 1
MCQ (Single Correct Answer)
+4
-1
Which of the following is not an inhibitory substance governing seed dormancy?
A
Para-ascorbic acid
B
Abscisic acid
C
Gibberellic acid
D
Phenolic acid
2
NEET 2020 Phase 1
MCQ (Single Correct Answer)
+4
-1
Name the plant growth regulator which upon spraying on sugarcane crop, increases the length of stem, thus increasing the yield of sugarcane crop
A
Abscisic acid
B
Cytokinin
C
Gibberellin
D
Ethylene
3
NEET 2019
MCQ (Single Correct Answer)
+4
-1
What is the site of perception of photoperiod necessary for induction of flowering in plants?
A
Shoot apex
B
Leaves
C
Lateral buds
D
Pulvinus
4
NEET 2017
MCQ (Single Correct Answer)
+4
-1
Fruit and leaf drop at early stages can be prevented by the application of
A
ethylene
B
auxins
C
gibberellic acid
D
cytokinins.
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