8.—Mention some of the remarkable achievements of scientific breeding of farm animals.
9.—What should be the results of all this improvement in our live stock? What stands in the way?
10.—What has especially interested you among the marvels of plant production by cross-cultivation?
11.—Why are representatives of our Agricultural Department searching the world for new species of plants?
12.—Locate the desert sections of America where the rainfall is insufficient to sustain agriculture.
13.—What do you think of the advantages and possibilities of irrigation?
14.—Explain the methods of dry farming, especially the principle involved in the “dust mulch.”
15.—To what extent is it true that scientific agriculture has now become a profession?
16.—Explain the real patriotism in the modern policy of conservation of natural resources.