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There are two answers to this question, depending on where you study. In the United States, a six-kingdom system is taught: animals, plants, fungi, protists, archaebacteria, and eubacteria. In Britain, Australia, or Latin America, a five-kingdom system is used: animals, plants, fungi, protists, and prokaryotes.
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What is the purpose of the geologic time scale?
The scale outlines the development of Earth and life on Earth.
Life has existed on earth for how long?
Most scientists agree that life on Earth appeared 3.6 billion years ago. The first life forms on the planet were prokaryotes.
Name one feature about all the 8 planets ghgrrdeeddddddddddddddddddddddddddddd...?
MERCURY - It is the first planet of the solar system. It is the planet nearest to the sun. VENUS - It is next after mercury, and is also known as morning and evening star. MARS - It is called the red planet. EARTH - It is the only planet (as far as we know) that has life. JUPITER - It is the largest planet. SATURN - It has rings around it and its density is less than water. URANUS - It is the 7th planet. NEPTUNE - It is the last planet of the solar system. it is the coldest planet. we are not able to explore it so much. MERCURY - It is the first planet of the solar system. It is the planet nearest to the sun. VENUS - It is next after mercury, and is also known as morning and evening star. MARS - It is called the red planet. EARTH - It is the only planet (as far as we know) that has life. JUPITER - It is the largest planet. SATURN - It has rings around it and its density is less than water. URANUS - It is the 7th planet. NEPTUNE - It is the last planet of the solar system. it is the coldest planet. we are not able to explore it so much. MERCURY - It is the first planet of the solar system. It is the planet nearest to the sun. VENUS - It is next after mercury, and is also known as morning and evening star. MARS - It is called the red planet. EARTH - It is the only planet (as far as we know) that has life. JUPITER - It is the largest planet. SATURN - It has rings around it and its density is less than water. URANUS - It is the 7th planet. NEPTUNE - It is the last planet of the solar system. it is the coldest planet. we are not able to explore it so much.
First life appeared how long ago?
Trillions, maybe Quadrillions of years ago. (old answer) On our planet, life begain about 3.8 billion years ago. Heres a timeline http://en.wikipedia.org/wiki/Timeline_of_evolution . And for the other, Inevitably I'm sure their are way more life forms than just on earth. So I cannot say other than that. :) (ask E.T.)lol
Is zoologist physical earth or life science?
"life"
How is Earth different from eight planets in this solar system?
There is a major difference from our planet and the other which is that our planet is the only one that is habitable for life
What is the significance of planet earth?
Planet earth is the only planet that we know of that has life on it.
What planet has the name life planet?
Earth- We are the only planet that can support life.
Why earth is called as life sustaining planet?
Earth is called a life sustaining planet because it has life on it, and is currently the only known planet that supports life.
What it a earth?
Earth is a are home planet ,and the only planet that contains life
What is planet earth known for?
planet earth is known for being the only planet to support life
Why earth is a unique planet?
Earth is the only planet currently known to have life.
Which planet would be the best planet to live on?
So far the answer is Earth... But we are still looking around...
Is there a planet that can have life in it?
Earth
Which planet is the only planet known for life on it?
Earth
Earth is the only planet known to have?
Earth is the only planet known to have life and liquid water.
How earth it was formed can live be possible on that planet?
yes. If you have planet with the same properties as Planet Earth., there will be life on it.
