How Can I Smell Things from a Distance

What type of receptors detect odor molecules?

• Thermoreceptors

• Mechanoreceptors

• chemoreceptors

• Photoreceptors

Tags

NGSS.MS-LS1-8

What type of receptors detect odor molecules?

• Thermoreceptors

• Mechanoreceptors

• Chemoreceptors

• Photoreceptors

Tags

NGSS.MS-LS1-8

Which part of the brain is primarily responsible for processing smells?

• Cerebellum

• Olfactory bulb

• Medulla oblongata

• Hypothalamus

What is the primary function of the olfactory epithelium?

• To detect light

• To detect sound

• To detect odor molecules

• To detect temperature changes

Which gas law explains the movement of odor molecules in the air?

• Boyle's Law

• Charles's Law

• Avogadro's Law

• Graham's Law

What is the role of cilia in olfactory sensory neurons?

• To move mucus

• To detect odor molecules

• To produce mucus

• To protect the neuron

Which of the following is a volatile compound that can be smelled from a distance?

• Water

• Salt

• Ethanol

• Sugar

How do temperature changes affect the diffusion of odor molecules?

• Higher temperatures increase diffusion

• Higher temperatures decrease diffusion

• Temperature has no effect

• Lower temperatures increase diffusion

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What is the term for the minimum concentration of a substance that can be detected by smell?

• Threshold limit

• Detection limit

• Olfactory threshold

• Saturation point

Which scientific principle explains why we can smell things from a distance?

• Diffusion

• Osmosis

• Capillary action

• Evaporation