$(a)$ Identify the phytohormone used by plants while performing the following functions:
$(i)$ Cell division in shoot tip.
$(ii)$ Inhibiting growth on approach of unfavourable conditions.
$(b)$ List in tabular form two differences between the movement in 'touch me not' plant and movement of shoot towards light.
$(i)$ Cell division in shoot tip.
$(ii)$ Inhibiting growth on approach of unfavourable conditions.
$(b)$ List in tabular form two differences between the movement in 'touch me not' plant and movement of shoot towards light.
(A) $(i)$ Auxin,
$(ii)$ Abscisic acid.
$(b)$
$(ii)$ Abscisic acid.
$(b)$
| Movement of shoot towards light (Tropism) | Movement in 'touch me not' plant (Nastic movement) |
| $(i)$ It is a slow response towards a stimulus. | $(i)$ It is an immediate response towards a stimulus. |
| $(ii)$ It is directional. | $(ii)$ It is non-directional. |
| $(iii)$ It is growth-dependent. | $(iii)$ It is growth-independent. |
Explore More
Similar Questions
Which hormone regulates the rate of metabolism of carbohydrates,proteins,and fats?
Easy
View SolutionWhich is the male sex hormone?
Easy
View SolutionThe shape of guard cells changes due to change in the
Easy
View SolutionWhich of the following is not an involuntary action?
Easy
View SolutionPlant roots grow towards water. What type of tropism is this?
Easy
View SolutionVedclass Products
For Students
Vedclass Test Series
Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.
Start Free TrialFor Teachers
Exam Paper Generator
Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.
Try FreeFor Institutes
Online Exam Module
Live online exams with unlimited students, 360° analytics & white-label branding.
See Demo