Examples of monoterpenes and monoterpenoids include geraniol, terpineol (present in lilacs), limonene (present in citrus fruits), myrcene (present in hops), linalool (present in lavender) or pinene (present in pine trees). Iridoids derive from monoterpenes. Sesquiterpenes consist of three isoprene units and have the molecular formula C 15 H 24.
Due to geography, Mesopotamia and Egypt had different farming methods, weathers, environment, and flooding seasons. In fact, Egyptâs great farming system led them to have better conditions to farm than Mesopotamia because of flooding, the rivers and irrigation and the farming tools that they used.... [tags: Mesopotamia, World History, Agriculture]
Irrigation in Mesopotamia. Even though the farmland of Sumer was so fertile, crops planted there still needed water, and rainfall in the area, even during ancient times, would have been very scarce. As a result, Mesopotamians developed a system of irrigation.