No. Plants emerged around 1.2 billion years ago, but there were photosynthesizing bacteria 3 billion years ago.
At least.
archaebacteria
because, a billion of years ago !
it is at least 100 billion years old
Probably not for at least 5 billion years.
The kingdom that has existed for at least 3 billion years is the Kingdom Bacteria. Bacteria are single-celled organisms that have been on Earth for billions of years and are among the oldest forms of life on our planet.
Microorganisms such as bacteria and archaea have existed on Earth for at least 3 billion years. These simple, single-celled organisms are some of the earliest forms of life on our planet.
We've got at least another 4 billion years.
A billionaire is someone who has at least a billion dollars. Counting to a billion and being a billionaire have no connection.
Approximately : land plants have been around for a half a billion years. The Earth for 4.5 billion years. So your answer is one ninth.
The universe has existed for more than 14 billion years, the sun for more than 4 billion years - both well over 3 million years.
We've got at least another 4 billion years.