Predicting How Organisms Will Respond to External Stimuli


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question 1 of 3

What is an external stimulus?

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1. What type of response would you expect when a frightened dog hears a loud thunder clap?

2. Which of the following would be considered a good, or positive, external stimulus?

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About This Quiz & Worksheet

Use these questions to find out if you know how organisms react to stimuli. Make sure you know the different types of stimuli as well as common responses.

Quiz & Worksheet Goals

In this set of questions you'll test your knowledge of:

  • Common responses to negative stimuli
  • The definition of external stimulus
  • Examples of positive stimuli
  • Examples of reactions to negative stimuli

Skills Practiced

  • Defining key concepts - ensure that you can accurately define main phrases, such as external stimuli
  • Information recall - access the knowledge you've gained regarding what a positive stimulus would be
  • Knowledge application - use your knowledge to answer questions about different responses to stimuli based on their description

Additional Learning

For more information about these responses, review the lesson titled Predicting How Organisms Will Respond to External Stimuli. Prepare yourself with information like:

  • Definition of stimulus
  • How an organism can detect stimuli
  • Examples of internal and external stimuli