MANUAL, OF NATURE STUDY. 
93 
How many rows of corn to the 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- 
