|Test Name||:||Federal 10th Class Biology Lesson 04|
|Total Time||:||30 Minutes|
The ability of an living organism to produce response against any stimula are called Irritability it is also called Sensitivity.
Living organism shown the responses towards stimuli are called Movement.
Support in Plant
Plants require proper strength and support it is necessary to maintain their shape, increase in size and keep them straight and strong. The support maintains balance. In plant body support is provided by two ways.