Q. No.Spraying sugarcane crop with gibberellins increases the length of the stem and increase the length by
(1) 20 tonnes per Km
(2) 20 tonnes per acre
(3) 40 tonnes per acre
(4) 40 tonnes per Km
(1) 20 tonnes per Km
(2) 20 tonnes per acre
(3) 40 tonnes per acre
(4) 40 tonnes per Km
Early seed production in…….. can be done by GAs
(1) Pineapple
(2) Grapes
(3) Tomatoes
(4) Conifers
Gibberellins does not promote bolting in
(1) Beet
(2) Cabbage
(3) Plants with rosette habit
(4) Pineapple
Bolting is
(1) Internode elongation just prior to flowering
(2) Internode elongation just after flowering
(3) Reduction in stem length just prior to flowering
(4) Reduction in stem length just after flowering
Which of the following PGRs have isolated from autoclaved herring sperm DNA?
(1) Cytokinins
(2) Gibberellins
(3) Auxin
(4) Ethylene
Which of the following figure depicts Apical Dominance?
(1) b
(2) a
(3) Does not belong Apical Dominance
(4) The information is insufficient to predict
Zeatin
(1) Isolated from herring sperm
(2) Isolated from coconut milk and corn Kernels
(3) Isolated from corn Kernels
(4) Isolated from rice seedlings
Natural Cytokinins are not found in
(1) Root apices
(2) Developing shoot buds
(3) Young Fruits
(4) Root hair zone
Cytokinins
1. Helps to produce new leaves
2. Helps to produce chloroplasts in leaves
3. Lateral shoot growth, Adventitious Shoot Formation
4. All of these
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