TESTS 113 



Achievement Test 



1. How can you identify 10 common weeds? 



2. How can you recognize poison ivy, poison oak, poison sumach ? 



3. What are the antidotes for these poisons? 



4. What are at least ten weed seeds ? 



5. What are five ways in which a weed scatters seeds? Scatters 

 fruit? 



6. What are some fruits that are scattered in different ways? 



7. What are the best ways of controlling weeds in your locality? 



8. What, if any, weeds in your locality harbor dangerous parasites? 

 If so, what have you done toward exterminating these enemies ? 



Practical Problems 



1. Make a weed garden, using a pocket germinator, and test which 

 seeds germinate most quickly. 



2. Compare the number of seeds produced by some weed with that 

 of some food-producing plant, as wheat. How do they compare? 



3. Make a list of all weeds eaten as food ; used as medicine. 



Useful References 



Atwood, Civic and Economic Biology. (P. Blakiston's Son & Co. 



1922.) 

 Downing, Our Living World. (Longmans, Green & Co. 1924.) 

 Georgia, Manual of Weeds. (The Macmillan Co. 1914.) 

 Hodge, Nature Study and Life. (Ginn & Co.) 



The following pamphlets will be found very useful in helping to 

 identify common weeds : 



Farmers Bulletin 86, 531, 660. 



U. S. Dept. of Agric. Bui. 28, Weeds and How to Kill Them. 



Bui. 161, Conn. Agric. Station (New Haven). 



Bui. 31, 70, Iowa Agric. Exp. Station (Ames). 



Bui. 50, 66, Kansas Agric. Station (Manhattan). 



Bui. 183, Kentucky Agric. Station (Lexington). 



Bui. 267, Michigan Agric. College Exp. Station. 



Bui. 62, North Dakota Agric. Station (Fargo). 



Bui. 59, Ohio Agric. Station (Wooster). 



Bui. 150, South Dakota Agric. Station (Brookings). 



Bui. 48, Univ. of Wise. Agric. Exp. Station (Madison). 



