Question

5
Some pollen grains were put into different concentrations of sugar solution
After one hour, pollen tubes had grown from the pollen grains. The table show
the average length of pollen tubes in each solution
Concentration of sugar
Average length of pollen
solution as % sugar
tubes in mm
2
0
9
2
11
6
8
10
7
5
1
1
Draw a graph of these results on the graph paper below. Put the sugar
concentration along the horizontal axis of the graph paper.
ii. What is the average length of pollen tubes in the
a. 2% sugar solution?
b. 6% sugar solution?
iii.In which sugar solution did the pollen tubes grow
a.the most?
b.the least?
iv.Nector is produced in nectaries.Suggest why nectaries are found at the base of flower petals.​

Answer 1

the average length of pollen tubes in each solution. Concentration ... Draw a graph of these results on the graph paper below. Put the sugar concentration along the horizontal axis of the graph paper. ii. What is the average length of pollen tubes