A hunger pang is an internal stimulus.
What is a stimulus?
It is any change in physical, chemical or physiological environment of an organism that can invoke a response.
What is an external stimulus?
- It is a stimulus that is extrinsic in origin.
- It can be touch, heat, light, etc.
What is an internal stimulus?
- These stimulus are of internal origin.
- These arise within the body of an organism.
- These can include hunger pang.
What is hunger pang?
- It is also known as hunger pain.
- It is the pain that arise due to strong contractions in the stomach when it is empty.
Other options belong to which category?
- change in light- is an external stimulus.
- bad odor - is an external stimulus.
- cold breeze- is an external stimulus.
To learn more about stimulus, hunger, and response here,
https://brainly.com/question/1747649
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