Question

What is a stimulus in the characteristic “Responsiveness to stimuli and movement”?

• A. The movement or the change taking place in a living thing
• B. An event or change that occurs in our surroundings
• C. The ability of living things to respond to a change in environment
• D. All of the above

Answer 1

The correct option is B An event or change that occurs in our surroundings

The movement or the change taking place in a living thing at such a time is their response to a stimulus. An event that occurs in our surroundings is a stimulus. The ability of living things to respond to a stimulus is called their responsiveness to stimuli.