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What percent of organisms on earth are considered carbon-based?
Wiki User
∙ 14y ago
All life on Earth is carbon based this is because carbon bonds with other elements, especially oxygen, hydrogen and nitrogen. It is often assumed in astrobiology that if life exists somewhere else in in the universe, it will also be carbon-based. ---- 100%
Wiki User
∙ 14y ago
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What organisms make most of earth's oxygen?
sea organisms
How does petroleum form?
Petroleum is formed under Earth's surface by the decomposition of marine organisms. The remains of tiny organisms. EW!
What is the volume by percent of argon?
0.934% of the earth's atmosphere is argon.
Where does 80 percent of oxygen comes from?
Phytoplankton in the Earth's oceans.
Are all organisms on earth will die without a constant supply of oxygen true or false?
false
What are considered the oldest multicellular organisms on earth?
Cyanobacteria is the most ancient group of organisms on this earth.
What phylum contains seventy five percent of organisms on earth?
Insects
What percentage of organisms on Earth are considered to be carbon based?
It is 99%
How much percent of earth's dry land is still available and how much percent is covered with organisms?
Depends on what you mean?Do you mean only on dry land? Or are you asking to include sea life as well?I can tell you about the percentage for the entireEarth's mass, however; meaning it calculates the entire population of the Earth including the sea.The entire Earth's population of living organisms' number fluctuates daily as some organisms only live for a day; but on average, about 76% of the Earth's mass is live organisms. (This is including aquatic life.)
What percent of fresh water is consumable for living organisms on earth?
100% of fresh water is consumable for living organisms. If you mean, what percentage of total water on the Earth is consumable, I believe the figure is somewhere in the region of 3%, but I might be wrong.
How much of all the fresh water on Earth can be used by people and other land organisms?
its less than one percent
Why is fresh water considered a limited resource?
The reason why fresh water is considered a limited resource is because the large majority of water on earth is saltwater. 97 percent of the earth's water supply is saltwater and only 2.5 percent is fresh water, some of which is snow and ice.
What kind of ecosystems covers most of the earth surface?
The ocean is considered an ecosystem. 70 percent of the earth is made up of ocean water.A+-- Marine
Are archaebacteria simple or complex?
Archaebacteria are some of the oldest organisms living on Earth. They are considered simple because of their external body structure.
What are the most numerous organisms on earth?
Bacteria, the most numerous organisms on Earth , are unicellular organisms - just had this question on a homework
What percent of the earth does the tundra cover?
20 percent of the earth
What are unicellular organisms found on Earth?
Eubacteria are the most common unicellular organisms; they are found everywhere on Earth.
