science
Grade6
Easy

Question

A change in an organism's surroundings that causes it to react is called

  1. A stimulus
  2. A response
  3. Development
  4. Energy

hintHint:

The ability of body to sense, detect and respond any situation is known as sensitivity.

The correct answer is: A stimulus


    A stimulus
    • Our body have an ability to sense any situation like heat, cold etc. And the ability is called sensitivity.
    • To sense anything a signal is necessary to our body that is called a stimulus.

    • Stimulus is required to respond any situation.

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