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Question
Which among the following is an internal stimulus?
Which among the following is an internal stimulus?
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Solution
The correct option is D Hunger
Animal behaviour mostly depends on the stimulus. Stimulus is of two types, external and internal. Smell, sound, etc., are examples of external stimuli and hunger, thirst, etc., are examples of internal stimuli.
Animal behaviour mostly depends on the stimulus. Stimulus is of two types, external and internal. Smell, sound, etc., are examples of external stimuli and hunger, thirst, etc., are examples of internal stimuli.
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