The diagram above is an illustration of an expe... - WAEC Biology 2012 Question
The diagram above is an illustration of an experimental setup to test the action of
yeast. What test would be used to confirm the nature of the gas given off at?
yeast. What test would be used to confirm the nature of the gas given off at?
A
Insert a glowing splint
B
Pass the gas through lime water
C
Insert a piece of litmus paper
D
Smell the gas
correct option: b
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