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What must be true for a fossil organism to be useful as a index fossil?
Wiki User
∙ 8y ago
The absolute age of the index fossil was determine by radioactive dating or another absolute method
Wiki User
∙ 12y ago
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Which is not a factor in a fossil organism being useful as an index fossil?
it must have lived through a long span of time
What are three conditions must a fossil meet in order to be an index fossil?
Relatively short rime span. To be an index fossil, a fossil organism must be easy to identify and many fossils of that organism must exist. You are using the 7th grade interactive reader...... Naughty naughty naughty
Is it true that To be a useful index fossil a species must have been rare?
False.
What three features must a fossil have a order to be an index fossil?
* the organism must be common in rocks from most of the world *the organism must have lived for only a geologically short period of time( a few million years to a few hundred million years) *the organism must be easy to identify.(trilobites and ammonites are 2 kinds of organisms that are used as index fossils).
How do fossil form?
Through the geophysical pressure on decomposed fossil shells deposited in deep underground layers. FOSSIL FULES ARE MADE UP OF PLANTS AND ANIMALS B- THE ORGANISM MUST BE BURIED IN SEDIMENT SOON AFTER IT DIES.
Which is not a factor in a fossil organism being useful as an index fossil?
it must have lived through a long span of time
What characteristics must a fossil have to be useful as an index fossil?
An index fossil must be of a rapidly evolving organism that only existed for a specific period of time, is easily recognizable, is abundantly preserved, and was widespread geographically. Most index fossils are therefore of marine organisms.
To be useful as an index fossil fuel spices must have existed for how long?
To be useful as an index fossil fuel, spices must have existed for about 1000 years.
What are three conditions must a fossil meet in order to be an index fossil?
Relatively short rime span. To be an index fossil, a fossil organism must be easy to identify and many fossils of that organism must exist. You are using the 7th grade interactive reader...... Naughty naughty naughty
What three conditions must a fossil meet in order to be an index fossil?
Relatively short rime span. To be an index fossil, a fossil organism must be easy to identify and many fossils of that organism must exist. You are using the 7th grade interactive reader...... Naughty naughty naughty
What are three requirements for a fossil to be an index fossil?
Index fossilsFossils of organisms that lived during a relatively short geologic time span.The three conditionsTo be an index fossil, a fossil organism must be found throughout the world. It must be easy to identify and many fossils of that organism must exist.-Haileybh"I hope it helped you!"
What three condition must a fossil meet in order to be an index fossils?
Relatively short rime span. To be an index fossil, a fossil organism must be easy to identify and many fossils of that organism must exist. You are using the 7th grade interactive reader...... Naughty naughty naughty
Is it true that To be a useful index fossil a species must have been rare?
False.
What three features must a fossil have in order to be an index fossil?
* the organism must be common in rocks from most of the world *the organism must have lived for only a geologically short period of time( a few million years to a few hundred million years) *the organism must be easy to identify.(trilobites and ammonites are 2 kinds of organisms that are used as index fossils).
What three features must a fossil have a order to be an index fossil?
* the organism must be common in rocks from most of the world *the organism must have lived for only a geologically short period of time( a few million years to a few hundred million years) *the organism must be easy to identify.(trilobites and ammonites are 2 kinds of organisms that are used as index fossils).
What criteria are used to identify index fossils?
An index fossil must be of a rapidly evolving organism that only existed for a specific period of time, is easily recognizable, is abundantly preserved, and was widespread geographically. Most index fossils are therefore of marine organisms.
What 3 requirements do index fossils have?
To be an index fossil, it must be widespread, commonly found (sometimes in groups) and have a short life span for which it lived. If a fossil meets all three of these requirements, it is considered an index fossil.
