I

iso-: Prefix equal. Helps farmers understand terminology related to equality in scientific terms.

inactivate: To make something unable to act. The ultraviolet component of sunlight inactivates some herbicides. Helps farmers manage chemical usage in agriculture.

I symbol: Iodine – a chemical element essential to the body, especially to the functioning of the thyroid gland, and is found in seaweed. Knowledge of iodine is important for farmers to ensure the health of livestock and prevent deficiencies.