Bill Nye Sense of Smell

what is another name for the epithelial olfactory nerve cells?

• skin cells

• bone cells

• brain cells

• smell cells

which of these is not a way an animal uses the sense of smell?

• find food

• communicate

• sense danger

• travel to new lands

what smelled bad in the refrigerator?

• eggs

• ham

• milk

• yogurt

true or false...gas companies add a smell to gas so we can detect gas leaks

• true

• false

Scout the dog is specially trained to sniff out what?

• bad milk

• termites

• gas leaks

• dirty diapers

what fraction of a shark's brain is used for smell identification?

• 1/2

• 1/3

• 1/4

• 1/5

when you smell something, tiny ______________ are going up your nose

• organelles

• camouflage

• traits

• molecules

Tags

NGSS.MS-PS1-1

ants use a _________ _______ to communicate to other ants where food is

• chemical trail

• cell phone

• walkie talkie

• brain signal

Bill says that a human can recognize about ______________ smells.

• 5,000

• 10,000

• 15,000

• 20,000