Quick Answer: What Are The 5 Requirements For Life?

What is the rarest key requirement for life?

“The others are carbon, hydrogen, nitrogen, oxygen and sulphur.

Without phosphorus, there would be no adenosine triphosphate (ATP), which is the molecule cells use to transfer energy.” Phosphorus is relatively rare in the universe, the rarest of the six elements required for life as we know it..

What are the four requirements for life?

It is useful to categorize the requirements for life on Earth as four items: energy, carbon, liquid water, and various other elements.

What are the functional requirements of life?

The basic processes of life include organization, metabolism, responsiveness, movements, and reproduction. In humans, who represent the most complex form of life, there are additional requirements such as growth, differentiation, respiration, digestion, and excretion.

What are the 7 human needs?

HierarchyPhysiological needs.Safety needs.Social belonging.Self-esteem.Self-actualization.Transcendence.Methodology.Ranking.More items…

What is the rarest planet?

Known as GW Orionis (or GW Ori) and located about 1,300 light-years from Earth, the system is a rare example of a triple-star solar system, with two suns orbiting one another at the center, and a third star swirling around its siblings from several hundred million miles away.

What keeps a human body alive?

Oxygen. Atmospheric air is only about 20 percent oxygen, but that oxygen is a key component of the chemical reactions that keep the body alive, including the reactions that produce ATP. Brain cells are especially sensitive to lack of oxygen because of their requirement for a high-and-steady production of ATP.

What are the 3 needs of life?

A traditional list of immediate “basic needs” is food (including water), shelter and clothing. Many modern lists emphasize the minimum level of consumption of ‘basic needs’ of not just food, water, clothing and shelter, but also sanitation, education, and healthcare.

Why is Earth the only planet with life?

To enable life, this most special of attributes, planet Earth has a number of ideal features. It is unique among planets in our solar system for having water in its liquid form at the surface, in an amount conducive to life evolving.

Will Earth be able to continue to sustain life if one of the characteristics is missing?

No earth won’t be able to sustain life if any of the major spheres is removed because the life on earth is present in the biosphere. Biosphere which is formed by the interaction of all the spheres of earth viz lithosphere, hydrosphere and atmosphere which can sustain life.

What are the requirements for life?

The next sections explore these four requirements of life.Oxygen. Atmospheric air is only about 20 percent oxygen, but that oxygen is a key component of the chemical reactions that keep the body alive, including the reactions that produce ATP. … Nutrients. … Narrow Range of Temperature. … Narrow Range of Atmospheric Pressure.

What are the 5 survival needs of the human body?

The truth is, there are only five basic needs; Clean Air, Water, Nutrients, Shelter and Sleep.

What are the requirements for life list and define each requirement?

Terms in this set (5)Water. A substance needed for metabolic processes as a medium for metabolic reactions to transport substances to regulate the body.Food. Needed to supply energy and for the regulation of important reactions.Oxygen. Needed to help release energy from food substances.Heat. … Pressure.

What are the requirements for the maintenance of life?

water, food, oxygen, heat, and pressure.

What do humans need the most?

The first and most basic of all needs are those to do with physical survival. This is the need for food, drink, shelter, sleep and oxygen. If a person cannot satisfy this basic survival need it dominates their interest and concern.