Underline each variable

IV ABOVE THE INDEPENDENT VARIABLE
DV ABOVE THE DEPENDANT VARIABLE

1.How will Product x affect the life if cut flowers.
2.What is the effect of different amounts of oxygen on the rate of yeast growth.
3.Does the number of bees affect the amount of honey produces in a hive.
4. Will a shorter winter affect the number of apples that will be harvested in the fall
5. What is the effect of wall color on the mood of prison inmates

2 answers

1. IV
2. iv
3. DV
4. DV
5. IV
Where do I put the thingy in above of which words