Moisture as an environmental factor for Isopods or Insects

Question:  Is there an optimum range of moisture for …………………….?

Equipment:  Tray (from before), dirt, water, and ………………..

Procedure:  Take the tray from before and put 1cm of dirt in the bottom.  In one of the end sections place no water, in the section next to it put …… ml of water, in the one next to it place ………. ml of water, and so on until you put ….. ml of water in the last section.  Place the ………………… so that one is in each section and record what section they are in every minute for ten minutes. 

Record results.

Graph results.

Summarize results.

Results:

What does the class data indicate for the optimum range of moisture?  Where would you expect to find the ………. Outside (remember last experiments)? 

Conclusions:

 

Dr. Robert Sweetland's Notes ©