8-4 How do organisms respond to change?
Aim: How do organisms respond to change?
OBJECTIVES: Explain how stimuli and responses are related. Identify some kinds of behavior.
Key Terms
stimulus (STIHM-yuh-luhs) pl. stimuli: change that causes a response
behavior: way in which living things respond to stimuli
migration (my-GRAY-shuhn): seasonal movement of animals from one place to another and back
hibernation (hy-buhr-NAY-shuhn): inactive state of some animals during winter months
Lesson Summary
• Organisms respond to stimuli in different ways.
• The way in which organisms respond to stimuli is called behavior.
• Some animals migrate to and from warm climates or to safer places.
• Some animals hibernate through the long winters.
OBJECTIVES: Explain how stimuli and responses are related. Identify some kinds of behavior.
Key Terms
stimulus (STIHM-yuh-luhs) pl. stimuli: change that causes a response
behavior: way in which living things respond to stimuli
migration (my-GRAY-shuhn): seasonal movement of animals from one place to another and back
hibernation (hy-buhr-NAY-shuhn): inactive state of some animals during winter months
Lesson Summary
• Organisms respond to stimuli in different ways.
• The way in which organisms respond to stimuli is called behavior.
• Some animals migrate to and from warm climates or to safer places.
• Some animals hibernate through the long winters.