3rd period data set for weekend experiment

3rd period class, here's your bromothymol blue set-up.

1.  plant (elodea) + blue solution + darkness 
2. plant + yellow solution + light
3.  plant (elodea) + yellow solution + darkness
4.  plant + blue solution + light
5.  plant  + water + light
6. plant  + water + dark
7. snail tube + blue solution