"Traumatin" is present in
- AOld leaves
- BCork
- CWood
- DInjured portion
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Similar Questions
Match the following concerning the activity function and the phytohormone involved.
Column $I$ Column $II$ $(a)$ Fruit ripener $(i)$ Abscisic acid $(b)$ Herbicide $(ii)$ $2,4-D$ $(c)$ Bolting agent $(iii)$ $GA_{3}$ $(d)$ Stress hormone $(iv)$ Ethephon
Select the correct option from the following:
| Column $I$ | Column $II$ |
| $(a)$ Fruit ripener | $(i)$ Abscisic acid |
| $(b)$ Herbicide | $(ii)$ $2,4-D$ |
| $(c)$ Bolting agent | $(iii)$ $GA_{3}$ |
| $(d)$ Stress hormone | $(iv)$ Ethephon |
Select the correct option from the following:
In which of the following respects do plant hormones differ from enzymes?
Medium
View SolutionEphemerals are xerophytes that are:
Easy
View SolutionMatch column-$I$ with column-$II$ and select the correct option using the codes given below.
Column-$I$ Column-$II$ $A$. Cytokinin $i$. Stimulates closure of stomata $B$. Ethylene $ii$. Increases stem length $C$. Gibberellin $iii$. Promotes lateral shoot growth $D$. Abscisic acid $iv$. Found in large amounts in tissues undergoing senescence
| Column-$I$ | Column-$II$ |
| $A$. Cytokinin | $i$. Stimulates closure of stomata |
| $B$. Ethylene | $ii$. Increases stem length |
| $C$. Gibberellin | $iii$. Promotes lateral shoot growth |
| $D$. Abscisic acid | $iv$. Found in large amounts in tissues undergoing senescence |
Medium
View SolutionDuring experimentation, why is it difficult to attribute any observed effect to a single hormone?
Medium
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