An owl watches a mouse move across a field. Which sense is it using?
Sight
Which body parts receive information that allows you to see?
Eyes
Which body part processes information from your senses?
The brain
A loud noise makes a dog run away. What is the stimulus?
The loud noise
Why do animals and people need to use their senses?
To understand and respond to the world around them.
A dog notices its owner calling from another room. Which sense is it using?
Hearing
Which body part detect sounds?
Ears
What carries messages to and from the brain?
nerves
A cat sees a moving string and pounces. What is the response?
Pouncing on the string.
You notice the odor of pizza before you see it. Which sense are you using?
Smell
Which organ receives information about odors?
The nose
Put these steps in the correct order:
respond, sense, process.
Sense → process → respond
A child smells pizza and walks toward the kitchen. Identify the stimulus and the response.
Stimulus: the smell of pizza. Response: walking toward the kitchen.
You feel that a blanket is soft and notice that a strawberry is sweet. Name the two senses you used.
Touch and taste
Which organ helps you feel something rough, smooth, warm, or cold?
The Skin
Your ears detect a dog barking. How does that information reach your brain?
Messages travel along nerves from the ears to the brain.
Two students hear the same loud sound. One jumps, and the other covers their ears. Can the same stimulus lead to different responses? Explain.
Yes. Animals or people can respond to the same information in different ways.
Name all five senses.
Sight, hearing, smell, taste, and touch.
A student tastes a sour lemon. Which organ receives information about the flavor, and which body part processes that information?
The tongue receives the information, and the brain processes it.
A rabbit sees a fox and runs away. Explain how its eyes, nerves, brain, and muscles work together.
Its eyes detect the fox. Nerves carry information to the brain. The brain processes it and sends messages through nerves to the muscles, allowing the rabbit to run.
A deer hears a branch snap and runs away. Identify the:
-stimulus
-sense
-receiving organ
-response.
Stimulus: the snapping sound.
Sense: hearing.
Organ: ears.
Response: running away.