WorksheetsOSE 7.1 How We Detect Odors
Total questions: 15
Worksheet time: 8mins
What is the process by which we detect odors?
Absorption of light
Movement of molecules
Reflection of sound
Vibration of particles
What happens to water molecules when they evaporate?
They freeze
They become solid
They separate and become vapor
They turn into ice
What are olfactory receptors?
Cells that detect light
Cells that detect sound
Cells that detect odors
Cells that detect taste
What is the role of the olfactory bulb?
To detect light
To process sound
To relay signals to the brain
To taste food
What is the main topic of the document?
How we see colors
How we detect odors
How we hear sounds
How we taste food
What happens when odor molecules reach our nose?
They are absorbed by the skin
They dissolve in mucus
They are reflected back
They are turned into sound
What is the olfactory epithelium?
A part of the eye
A part of the ear
A part of the nose
A part of the mouth
What is the role of receptor neurons?
To detect light
To detect sound
To relay signals to the brain
To taste food
What is the main function of the olfactory bulb?
To detect light
To process sound
To process odor signals
To taste food
What are similar odors caused by?
Different shaped molecules
Similar shaped molecules
Identical shaped molecules
Random shaped molecules
Which two main molecules are found in lavender?
Linalool and linalyl acetate
Ethanol and methanol
Glucose and fructose
Water and salt
What do scientists who study the sense of smell estimate?
The number of colors in the rainbow
The number of different scents a human can detect
The number of sounds a human can hear
The number of tastes a human can distinguish
What is the main topic of the document?
The sense of taste
The sense of smell
The sense of sight
The sense of hearing
What is the function of receptors in the nose?
To change the color of molecules
To accept the shape of molecules
To increase the size of molecules
To decrease the temperature of molecules
What happens when a molecule's shape doesn't fit into any receptors?
It is detected as a strong odor
It is not detected at all
It changes color
It becomes a liquid
