Question

what is reflex action​

Answer 1

A spontaneous and sudden response to external stimuli is called "Reflex action".

Examples:-

1) Lifting of foot immediately when step on horn.

2) Pull back of hand quickly when touch the hot objects.

Answer 2

Answer:

REFLEX ACTION

SOME TIMES YOU DO THINGS WITHOUT THINKING THESE ARE CALLED REFLEX ACTIONS (SOME TIMES CALLED INVOLUNTARY ACTIONS).REFLEX ACTIONS ARE VERY FAST AND SAVE OUR BODY FROM INJURY.