FORM FOR WRITING UP EXERCISES IN THE 

 NOTEBOOK 



I. Object. A concise statement of what the exercise is 

 intended to prove or demonstrate is to be given. 



II. Apparatus. This includes everything with the excep- 

 tion of the every-day tools such as burner, platinum needles, 

 etc. 



III. Cultures. A brief morphological and cultural de- 

 scription characteristic of each organism should be given, 

 also its occurrence and importance. Certain organisms are 

 used for a certain purpose. If this purpose is not evident, 

 ascertain from the references given why these particular 

 organisms were used. 



IV. Method. State briefly but clearly your method of 

 procedure. 



V. Results. Give your results in full. Tabulate data so 

 that they may be comprehended at a glance. Results often 

 may be tabulated as + and . Plot curves whenever 

 possible. 



VI. Conclusions. Draw the conclusion which your own 

 results warrant. 



VII. Error. You may know that your results and the 

 consequent conclusions are in error. If so, state what you 

 consider to be the correct results and conclusions, noting 

 any irregularities or abnormalities which may have occurred 

 to change the results. 



VIII. Practical Application. Apply the principles in- 

 volved in the exercise to some practical purpose. 



XV 



