LD 50 write up

1. Write a hypothesis for both the Pesticide.

2. Write an initial observation the meal worms

3. Write a procedure for the lab.

4. Write an observation.

5. Put a graph in your lab write up.

6. Write a conclusion

a. Where is the LD 50 and mark that on the graph?

b. Why is it important to determine the LD 50?

c. Mark the threshold on the graph.

http://www.epa.gov/oppefed1/ecorisk_ders/toera_analysis_eco.htm

good website to use to explain LD 50