The most powerful person in ancient Egypt was the pharaoh. The pharaoh was the political and religious leader of the Egyptian people, holding the titles: 'Lord of the Two Lands' and 'High Priest of Every Temple'. As 'Lord of the Two Lands' the pharaoh was the ruler of Upper and Lower Egypt.
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Yes, you are correct about change of water into water vapours , also you will think it is doesn't have any importance and is waste for the plant energy. But it is a “NECESSARY EVIL” as it cools down the plant , transport water,minerals and also Plant hormones,etc. May you got your answer
Social Darwinism explained the operation of society as "survival of the fittest."
People often associate the term "survival of the fittest" with Charles Darwin, but actually it was terminology that came from Herbert Spencer, the founder of what is known as Social Darwinism. (Spencer wouldn't have called it that - he and Darwin were rivals.) Darwin used the term "natural selection" in his descriptions of biological evolution. Spencer was unafraid to apply the same concepts to competition within the human species, contending that the stronger, fitter social or cultural groups will survive better than others and dominate over weaker groups.
Italy, Belgium, France, Poland, Switzerland, Portugal, Brazil. This was right at the very beginning of the rise of communism. People were tired of tyrant kings and the ruling class, so they decided to do something about it. Marx released his manifesto around this time, which cause more revolutions in 1848.<span />
A. Slaves kept their heritage alive