what are fossils biology
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- Fossil. Definition. noun, plural: fossils. (1) Any preserved evidence of life from a past geological age, such as the impressions and remains of organisms embedded in stratified rocks. (2) The mineralized remains of an animal or plant.adjective. Having the characteristic, or pertaining to the nature, of a fossil.1) Any preserved evidence of life from a past geological age, such as the impressions and remains of organisms embedded in stratified rocks. (2) The mineralized remains of an animal or plant. adjective. Having the characteristic, or pertaining to the nature, of a fossil.
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- A fossil may be organism remains, such as leaves, shell, teeth or bones, or a fossil may indicate the activity of an organism such as footprints, organic compounds they produced, and burrows. There are several different methods of fossil preservation for animals, plants and their parts.
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How Fossils are Formed Other fossils comprise only the outward impression of an organism or its parts, such as an impression of tree bark. If the impression or trace that records the living movements or functions of an ancient organism (as in the case of animal burrows, trails and trackways), the fossil is called a trace fossil or ichnite.
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Fossils - What is a Fossil? fossil (latin for  obtained by digging ) is the preserved remains or traces of organisms (plants, animals, etc) that lived in the distant past.he oldest fossils in the fossil record date from 3.5 billion years ago, however it wasn't until around 600 million years ago that complex, multi-cellular life began was first preserved in the fossil record. There are two main types of fossils; body and trace.
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fossil fossil - the remains (or an impression) of a plant or animal that existed in a past geological age and that has been excavated from the soil fucoid - a fossilized cast or impression of algae of the order Fucales
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- Fossils are the remains or traces of prehistoric plants and animals preserved in rocks. They usually comprise the hard parts of the animal or plant, or structures resistant to decay.
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Fossils: Facts Here is a simple definition of fossils: Fossils are the naturally preserved remains or traces of ancient life that lived in the geologic past. Most fossils are invertebrates, that is, animals without backbones. Worms, insects, and clams are all invertebrates. 95% of all living animals are invertebrates.
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Geology Anthology Fossils are the recognizable remains, such as bones, shells, or leaves, or other evidence, such as tracks, burrows, or impressions, of past life on Earth. Scientists who study fossils are called paleontologists. Remember that paleo means ancient; so a paleontologist studies ancient forms of life.
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Paleontology Body fossils and trace fossils are the principal types of evidence about ancient life, and geochemical evidence has helped to decipher the evolution of life before there were organisms large enough to leave body fossils.
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Fossil fossil (plural fossils) 1  The mineralized remains of an animal or plant.
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- Relative Dating. Fossils are found in sedimentary rocks that formed when eroded sediments piled up in low-lying places such as river flood plains, lake bottoms or ocean floors. Sedimentary rock typically is layered, with the layers derived from different periods of sediment accumulation.
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Fossil and fossilization Fossil and fossilization. A fossil is the remains or traces of a once-living plant or animal that was preserved in rock or other material before the beginning of recorded history. The term also is used to describe the fossil fuels (oil, coal, petroleum, and natural gas) that have been formed from the remains of ancient plants and animals. It is unusual for complete organisms to be preserved.
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- 1 Most fossils are the remains of extinct organisms — that is, they belong to plants or animals that are no longer living anywhere on Earth.  The kinds of fossils found in rocks of different ages differ because life on Earth has changed through time.
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Fossil: Definition, Types, Characteristics & Examples Fossils provide scientists with many clues about Earth's history, offering evidence of dinosaurs and strange plants that existed in the past. This lesson will define a fossil, look at different types and characteristics of fossils, and then describe how fossils are formed.
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Fossils Fossils. Fossils are evidence of ancient life forms or ancient habitats which have been preserved by natural processes. They can be the actual remains of a once living thing, such as bones or seeds, or even traces of past events such as dinosaur footprints, or the ripple marks on a prehistoric shore.race fossils are the remains of ancient activity, such as the burrow left by a worm or a stone tool made by a prehistoric person. Some fossils preserve original features in exquisite detail, while others are much cruder remnants.
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What is a fossil ? There is a misconception that fossils are just a bunch of bones that make up an old dinosaur model, but there are many other aspects to be considered when defining a fossil. The most general definition of fossils refers to the remains of an ancient organism or the traces of activity of such an organism.here are two types of fossils-the body fossils and the trace fossils. Body fossils include preserved remains of an organism (i.e. freezing, drying, petrification, permineralization, bacteria and algea).
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- Index fossils. fossils (or groups of fossils) which are used by geologists and paleontologists to help correlate different events or processes in different parts of the world which happened at the same time.
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FOSSIL SUCCESSION 1 Fossils represent the remains or traces of once-living organisms. 2  Most fossils are the remains of extinct organisms — that is, they belong to plants or animals that are no longer living anywhere on Earth.  The kinds of fossils found in rocks of different ages differ because life on Earth has changed through time.
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- Fossils give us a glimpse into the earth's past and show scientists how organisms have changed over time. There was a lot of vocabulary, so let's review some important terms. 1  There are two main types of fossils: body fossils (an actual organism) and trace fossils (evidence of an organism).
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What is a fossil? Fossils are the preserved remains or traces of animals and plants. They form by a process called fossilization. Fossils are usually found in rock, but they can also be found in mud or gravel. Most have lain buried for millions of years. The word fossil comes from the Latin word fossilis.
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Fossil Fossils are the remains or evidence of life that existed in ancient times. To be considered a fossil, the remains must be more than 10,000 years old. Bones and shells of animals, petrified wood and other plant remains, and footprints, burrows, and other structures made by ancient life are all fossils.
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Fossils Lacy bryozoan fossil found in the Redwall Limestone. Fossils are the preserved remains of ancient life, such as bones, teeth, wood, and shells. Trace fossils represent the presence or behavior of ancient life, without body parts being present. Footprints, worm burrows, and insect nests are examples of trace fossils.
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Earth Science for Kids There are two main types of fossils: body and trace fossils. 1  Body fossils - Body fossils are fossils where some portion of the actual organism's body remains as part of the fossil. This might be a tooth or piece of bone.