7
Sweet
Salty
Sour
Bitter
10
Taste or smell? Write T or S.
a)
Chemicals in food and drink mix with saliva.
b)
Tiny particles enter the nasal passages.
c)
Olfactory cells send nerve impulses to the olfactory nerve.
d)
Gustatory nerves transmit nerve impulses to the brain.
11
Draw arrows to label the diagrams.
Tongue
Olfactory nerve
Nasal passages
Olfactory cells
Taste buds
12
T
h
i
n
k
!
Classify the foods. Add more foods to the table.
Ice-cream
Lemon
Coffee
Crisps
Chocolate
Cheese
