Answer:
McCormick's reaper could cut more wheat in a day than a half-dozen farmhands. The machine's speed increased crop yields, decreased the number of farmhands needed, and helped turn the Midwest into the nation's breadbasket region. Because farmers were able to harvest wheat so quickly, they began to plant more of it.
Explanation:
A community would be like a lake of multiple species of animals and a population would be how many of each individual species in that lake
Growing Crops Such as Planting Them ..
Answer:
Harpers Ferry Raid, (October 16–18, 1859), assault by an armed band of abolitionists led by John Brown on the federal armory located at Harpers Ferry, Virginia (now in West Virginia). It was the main precipitating incident to the American Civil War.
Explanation: