Kinetin term was used for …..by…
1.Cytokinins, Darwin
2.Cytokinin, Skoog And Miller
3.ABA, Darwin
4.ABA, F. Skoog
Which of the following is not ABA?
1.Inhibitor-B
2.Abcission II
3.Dormin
4.Bakane
Cousins confirmed the release of a volatile substance from ripened oranges that
1.Hastened the ripening of already ripened bananas
2.Hastened the ripening of unripened banana
3.Slowed the ripening of unripened bananas
4.Slowed the ripening of oranges
Auxin means
1.To escape
2.To slow
3.To grow
4.To fasten
Auxins
Find the odd one.
1.Initiate rooting in stem cuttings
2.Promote flowering e.g. Pineapples
3.Prevent fruit and leaf drop at early stages
4.Prevent the abscission of older mature leaves and fruits
In most higher plants, the growing apical bud inhibits the growth of …….. or axillary buds, a phenomenon called………….
1.Lateral, lateral Dominance
2.Lateral, Apical Dominance
3.Apical, Lateral Dominance
4.Apical, Apical Dominance
For tea plantations, hedge-making, which of the following PGR is used?
1.Auxins
2.Cytokinins
3.GA3
4.ABA
Which of the following statements is correct?
1. All GAs are basic
2. All GAs are Acidic
3. Most of the GAs are Acidic
4. Most of the GAs are basic
Early seed production in…….. can be done by GAs
1.Pineapple
2.Grapes
3.Tomatoes
4.Conifers
For the induction of flowering, some plants require a
(1) Periodic exposure to light
(2) Continuous exposure to light
(3) No exposure to light
(4) No exposure to night