Oklahoma Social Studies 7.C.4.2.B
The Standard
- 7.C.4
- Analyze the interactions of humans and their environment.
- 7.C.4.2
- Describe how humans adapt to and modify their environment for the purpose of food production.
Explain how agricultural innovations, such as the Green Revolution and modern irrigation systems, increase food production in developing countries.
Oklahoma Academic Standards for Social Studies (2026) · 7.C.4.2
Teacher's field guide
What This Standard Means
What Students Need to Do
- Students explain how improved seeds, fertilizer, and irrigation can help farmers in developing countries grow more food. They connect each change to a result, such as a larger harvest or fewer crops lost to dry weather.
What Mastery Looks Like
- Given a farm example, a student can explain why a new seed or watering system raises production. They can also name a limit, such as the cost of fertilizer or a shortage of water.
Common Misconceptions
- Students may think the Green Revolution was a political uprising or a single machine. They may assume irrigation makes rain unnecessary, or that a larger harvest means every family has enough food.
How to Assess It
- Ask: “A village installs drip irrigation and plants high-yield wheat seeds. Explain how each change could increase the harvest, and name one challenge farmers might face.”
Lesson moves
Ways to Teach It
Pour equal amounts of water onto two soil cups, slowly on one and all at once on the other, then compare runoff in trays.
Ask why high-yield seeds might raise harvests on one farm but not another, and have students cite water and fertilizer access.
Give pairs cards labeled high-yield seeds, fertilizer, and canals; have them match each card to a harvest benefit and a possible cost.
Show a photo of drip irrigation in a dry region, then have students write how it helps crops grow with limited water.
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