Stimuli: Definition & Examples


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question 1 of 3

A detectable change in the environment is called a(n):

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1. The ability to detect a stimulus is known as:

2. The stimulus that is detected by photoreceptors is:

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About This Quiz & Worksheet

Check your understanding of stimuli in the environment in this quiz and worksheet combo. Practice problems gauge your ability to define the term geotropism and to answer questions related to stimuli and photoreceptors.

Quiz & Worksheet Goals

Use this printable worksheet and quiz to test your knowledge of:

  • Identifiable environmental change
  • The capacity for detecting a stimulus
  • Stimulus that photoreceptors respond to
  • Geotropism
  • Significance of stimulus detection

Skills Practiced

  • Reading comprehension - verify that you understand the essential information from the lesson on stimuli in the environment
  • Defining key concepts - ensure that you can define relevant terms, such as geotropism and stimulus
  • Making connections - use your understanding of the concepts of photoreceptors and stimulus detection

Additional Learning

To learn more about the term stimulus and related concepts, review the accompanying lesson titled Stimuli: Definition & Examples. This lesson covers the following objectives:

  • Learn about the types of stimuli that affect organisms
  • Understand the importance of adapting to changes in the environment
  • Differentiate between photoreceptors, thermoreceptors, and baroreceptors