One of the basic characteristics of living organisms which is well developed in nervous system is
A
Movement
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B
Growth
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C
Irritability
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D
Nutrition
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Solution
The correct option is C Irritability Irritability is the ability of an organism to respond to the external stimulus. The organism exhibit movement on receiving the stimulus from the internal or the external environment. The nervous system is responsible for analysing the stimulus and generating the appropriate response in the living organisms. The most common example of irritability is shown by the Mimosa plant which folds the leaflets on stimulus with touch.