"Of animal ancestry, man moved ahead as a steward of other creations in taming the environment as they struggle to survive." There are many theories about the origin of life on earth. Many opposing theories and questions have been raised. For example, the Biblical Theory states that a supernatural being created the u- niverse, hence giving life to what was non-existent. The Scientific Theory on the other hand suggests that life was triggered by some …showed first 75 words of 406 total…

…showed last 75 words of 406 total…of other animals. Alone among animals, man seeks a meaning in life, and can express his aspirations symbolically. It was this brain that enabled our ancestors to survive in a hostile prehistoric envi- ronment, then later to create the world's great civilisations. And it was also this brain that produced the complex web of family ties, re- ligious and scientific beliefs and systems of government which now form the fabric of his now modern society.