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For organisms to live and reproduce on earth, the three main thing they will always need is Air, Water and Food.

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12y ago

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What 3 things organisms need to survive?

All organisms need food, water, and shelter in order to live, grow, and reproduce.


Why do organisms need calories?

to grow and reproduce


Why do living organisms need living space?

Living organisms need living space for various reasons, such as access to necessary resources like food, water, and shelter, to escape competition from other species, to find mates, and to raise offspring. Limited living space can also lead to overcrowding, increased stress, and conflict among organisms.


Why cant organisms survive in outer space?

Organisms from earth, cannot live in outer space. They need a stable environment and a place to evolve and reproduce. Outer space, does not have a stable environment it gets hot then cold in a matter of seconds. If you really think about it, what would the organisms eat? There's nothing in outer space that would provide them with food.


When do organisms need protection?

Mutualism occurs when organisms need protection (e.g., "guest defenders" or "guest cleaners"), when immobile organisms need to reproduce (e.g., pollinators or seed dispersers), and when organisms need to expand tolerances.


Why do organisms need to be able to reproduce?

They don't HAVE to but if most don't, there will no more left.


Why do all organisms need to be able to reproduce?

They don't HAVE to but if most don't, there will no more left.


Determine what most organisms need to survive?

Most organisms need food, water, shelter, and the ability to reproduce in order to survive. Additionally, they require a suitable environment with appropriate temperature, oxygen levels, and other specific conditions for their survival.


How did the other 99 percent of organisms on earth reproduce?

The other 99% of organisms on Earth reproduce through various methods such as sexual reproduction, asexual reproduction, or a combination of both. Sexual reproduction involves the fusion of gametes from two different individuals, resulting in offspring with genetic diversity. Asexual reproduction, on the other hand, involves the production of offspring from a single parent without the need for gamete fusion.


Why animals have to reproduce?

Animals don't need to reproduce but they don't live forever. If they didn't reproduce, they would die out or become extinct.


What is the key ingredient that all organisms need?

All organisms need oxygen to live.


What organisms cannot reproduce both sexually and asexually?

sterile worker bees,mules,etc....i need some more examples other than these......