Question

What is stimuli ??
pls answer me fast ​

Answer 1

Answer:

something that incites to action or exertion or quickens action, feeling, thought, etc.: The approval of others is a potent stimulus. Physiology, Medicine/Medical. something that excites an organism or part to functional activity.

Explanation:

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Answer 2

Answer:

something that causes activity, development or interest

(किसी को) सक्रिय करने, विकास की ओर ले जाने या (किसी में) रुचि बढ़ाने वाली कोई बात; उद्दीपक, प्रेरक, प्रोत्‍साहनकारी तत्‍व

In physiology, a stimulus is a detectable change in the physical or chemical structure of an organism's internal or external environment. The ability of an organism or organ to detect external stimuli, so that an appropriate reaction can be made, is called sensitivity. Wikipedia