it must have lived through a long span of time
You have what is known as permineralization preservation when tiny spaces inside a fossil are filled in with minerals. This process can result in the fossil being preserved in great detail, often retaining the original structure of the organism.
The part of the biosphere that surrounds an organism is the environment. The environment can be small or large and has factors which include the light, temperature etc.
There are mold and cast fossils in many local creeks, streams, and/or rivers.If the original organism dissolves or decays, leaving a hollow in the rock, that is a mold.If the mold fills up with sediment which gradually hardens into the shape of the original organism, then that is a cast.Casts are copies of fossilized plants or animals. Molds are hollow impressions of the fossil.Its a Fossil.
An organism is influenced by a combination of both internal (genetics, physiology) and external factors (environmental conditions, interactions with other organisms). These factors collectively determine the organism's behavior, growth, and overall well-being.
it must have lived through a long span of time
A good index fossil is one of an organism that rapidly evolves and is widespread throughout a geologic time period or periods. This makes it useful in determining the age of the rock formation in which it is contained.
Organisms that are quickly decomposed by bacteria, fungi, or scavengers before they are buried can prevent them from becoming part of the fossil record. Additionally, if an organism is not buried in sediment quickly enough, the chances of it being fossilized are reduced. Lastly, factors such as being in an environment with high oxygen levels or being exposed to acidic conditions can also hinder the fossilization process.
a dinosaur footprint is a trace fossil
The type of fossil being described is a mold fossil. These fossils preserve the external shape of an organism by filling in the cavity left behind after the original organism decays. Mold fossils provide important insights into the shape and size of ancient organisms.
The surroundings and external factors impacting the organism being studied, including its environment, food sources, predators, and other interacting organisms.
when a fossil is in the process of being made. when a fossil is in the process of being made. when a fossil is in the process of being made.
An organism can become a fossil through natural mummification, where it dries out quickly and is preserved in a dry environment. Another way is through freezing, where the organism becomes frozen in ice and is preserved in a state of suspended animation.
The parts of an organism's enviroment that are living or once living and interact with the organsim are biotic factors. :)
You have what is known as permineralization preservation when tiny spaces inside a fossil are filled in with minerals. This process can result in the fossil being preserved in great detail, often retaining the original structure of the organism.
Bio gas can be useful in developing countries because it is much cheaper and easier to get a hold of than fossil fuels which are being depleted which drives up the cost.
The part of the biosphere that surrounds an organism is the environment. The environment can be small or large and has factors which include the light, temperature etc.