Every person on Earth has the same purpose: Be the best human being you can within the circumstances you are given.
it means where your aim for somthing in you life.
Survival.
You may find the answer on this link - http://estheppan.wordpress.com/2009/10/03/what-is-the-aim-of-your-life/
Survival and procreation.
The aim of life varies from person to person, but generally, it can be to find happiness, fulfillment, personal growth, or to make a positive impact on the world. It is about setting goals and working towards achieving them, while also finding meaning and purpose in your existence. Ultimately, it is about living a life that brings you joy and satisfaction.
Life technologies aim to improve the quality of life for many people. It helps people understand and work on their vision for a better and stronger future.
Determine your goals
Be Rich
Maximilian Kolbe aimed to spread the message of God's love and mercy through his actions and words. He dedicated his life to serving others, particularly by helping those in need and encouraging people to live a life centered on faith and selflessness. Kolbe also sought to challenge the injustices and atrocities of his time, such as by speaking out against the Nazi regime during World War II.
the ultimate aim of respiration is to produce energy and to purify blood to sustain life
There is no final stage in evolution. It does not have a goal or end product to aim for since it doesn't have an aim. It's just an ongoing process without an ending; well, when the earth becomes uninhabitable for all life then it will end.
The aim of Apollo 11 was to land man on the moon for the first time , and to bring him back safely to earth.