MANUAL OF NATURB STUDY. 93 



How many rows of com to tlie ear? How many- 

 grains ? How many grains of wheat to the head ? 

 Of oats? Of timothy? 



Describe manner of harvesting wheat in the first 

 settling of this country. Describe the evolu- 

 tion of the present method of taking care of wheat 

 and oats, including the gathering and threshing. 



Method of hay harvesting, stacking, baling. 

 Method of gathering corn in "ye olden times," and at 

 present. Comparative values in the market at 

 home and abroad. What home industries are in 

 existence because of the production of these grains? 

 (Milling, distilling, cattle and hog raising, etc.) 



B. — Animal Life. 



1. Interdependence of plants and animals. 



Enumerate the animals that depend upon plants 

 for a living, viz.: — Elephant, giraffe, cows, horses, 

 quails, grouse, pheasant, barn yard fowl, etc. 

 What does the elephant eat ? cows ? horses ? quails, 

 grouse or prairie chicken ? barn yard fowl? English 

 sparrow? squirrels ? rats ? mice ? rabbits ? Such ani- 

 mals are herbivorous, but many of them also seek 

 insects and the flesh of dead animals, but such 

 habit of diet does not excuse their dependence upon 

 plants. , 



What constitutes the food of cats ?. dogs ? tigers ? 

 panthers ? wolves ? lion ? eagle ? hawk ? bear ? leop- 



