· Here is your short essay on Fossils 1. Unaltered-soft-parts (Actual remains). In such cases the whole of the organism, including its soft parts is 2. Unaltred hard parts. Shells and internal skeletons are frequently preserved for long periods of time. Many of the 3. Altered hard parts. In Estimated Reading Time: 9 mins Essay # 1. Meaning of Fossils: The word fossil is derived from the Latin verb ‘fodere’ which means to dig up. Thus, a fossil refers to anything that is excavated from the earth and not fashioned by man. Actually, the fossil refers to organic remains taken from the blogger.comted Reading Time: 7 mins Introduction. Fossil fuels include oil, oil shale, coal, peat, natural gas, its hydrates, and other combustible minerals and substances that are extracted underground or by open way. Fossil fuels are originated from the fossilized recrements of dead plants in the process of decomposition in anaerobic conditions under heat and pressure in the
Essay on Fossil Fuels: [Essay Example], words GradesFixer
Fossil essay to a lay man, fossil essay, a fossil is always thought to be the skeletal remains of a dinosaur or huge reptiles, fossil essay. The naturally preserved remains of any plant or animal that have lived millions of years ago i. in the prehistoric times are called as a Fossil. It can be said that a fossil of an animal is a solid proof that, that particular animal once lived in that region, fossil essay.
Fossils can be in the form of bones, imprint of a plant on a rock, shells, fossil essay, etc. The size of a fossil depends on the size of the animal to which it belongs to. There are 2 types of fossils which are named as Body fossils and Trace fossils. Body fossils consists of the remains of the whole organism fossil essay some body parts of the organism whereas trace fossils consist fossil essay footprints or tracks of the animal indicating that such type of an animal existed.
The overall study of fossils i. comes under a comprehensive study called as Paleontology. Paleontologists are the people who study fossils fossil essay understand the different phases of evolution and to understand how the different species evolved. There are different steps required for a fossil to form, fossil essay. These steps are both lengthy as well as very sensitive to the pressure between the rocks and fossil essay, environmental conditions, also the skin type of the animal, etc.
A proper or detailed fossil is formed in marshy environment where the soil is wet and consists of a lot of minerals. The first step of fossilization will always require a body to be buried into the soil at a certain depth.
This soil should be wet that is the soil present near a river bank or on a coastal land. The fleshy portion of the body that is the muscle and all the soft tissue decays over a period of time.
The remaining part that is the bones play an important part in fossilization. The sediment or the soil mud settles on the top of the bones of the animal and then forms a hard substance commonly known as a rock. The bones which are covered by the soil particles also start decomposing which causes the minerals to seep in it. These minerals then replace the organic material of the bones and then form a fossil.
This formation solidifies over a fossil essay of time thus, gaining the shape of the bones. The minerals which replace the bones generally include silica, calcite or pyrite, etc. This process is called petrification or permineralization. There are different types of fossil forming processes which vary according to the environmental factors.
For example, sometimes, fossil essay, some bees or bugs get fossil essay in the sap of a tree. This sap then solidifies along with the organism inside it, fossil essay.
This process of accidental solidification is also considered as fossilization. In this type of process, fossil essay, the organism is preserved in such quality that its DNA can be extracted and species identification can be done. Carbonization is another type of fossilization mostly common fossil essay plant fossils. When a plant is buried in the soil it is covered with a lot of soil.
This plant does not survive and under the excess pressure of the rock the plant gets compressed drastically. It can get compressed to less than one hundredth of its original size. This leads to formation of coal which is very valuable fossil and takes thousands of years to form the good quality coal natural resource. Another type of fossil forming process involves a mold fossil or cast formation.
In this type, fossil essay, an impression is formed on the rock when the organism undergoes decomposition. This mold is then later filled with minerals forming a cast, fossil essay. Once a fossil is discovered, fossil essay, a question about its age arises. This is done when we have a database of different already discovered fossils.
The newly found fossil is then compared with the different categories fossil essay are made according to the type of rock, size, fossil essay, etc.
Another type of dating technique involves calculating the age of the radioactive minerals present in the fossil rock. This is much more precise than the comparison method. This technique is called as the Radiometric Method.
Linnaeus and Darwin were the two fossil essay naturalists who wanted to name all the species which were present on the Earth at that time as well as those which had become extinct, fossil essay. They utilized fossil essay evidence of fossils to study the evolution and also to characterize each species on the basis of its genetic hierarchy, fossil essay.
Ever heard about connecting links?? These are a diverse class of animals which are very important to understand how animals evolved. We all know that life originated from organisms present in the aquatic environment, fossil essay. We also know that fish have originated before other classes of animals. Due to evolution of fossil essay science and technological world, now we know that amphibians evolved from fish, reptiles evolved from amphibians, birds evolved from reptiles, fossil essay, etc.
but have you ever thought how was this estimation done?? The answer is a connecting link. Fossil essay connecting link is an animal having intermediate characteristics of two species of animals, fossil essay. The study of connecting links can be done by studying fossils. For example, there is a fish called as a lung fish. This lung fish consists of intermediate characteristics between fish and amphibians.
The lung fish has a distinguishing factor of having both gills and lungs for the purpose of respiration. This explains that the amphibians might have developed from the fishes. Another example is of an Archaeopteryx. This animal has wings like birds and claws like reptiles thus, forming a connecting link. This is also a very good example of how animals might have evolved in a series like fish, amphibians, fossil essay, reptiles and then birds.
The human evolution is also better fossil essay with the help of fossil essay fossils. The fossils found in different parts of the fossil essay were compared and it was found that they were not same. The role-played by fossils to study the process of evolution and also different connecting links which tell us what animal evolved from which animal is important and unique in fossil essay own way, fossil essay.
All we need is a genuine interest to understand the ancestors of all the present-day animals and proper equipment along with a fossil of course to go back into the prehistoric times. About Manasi Shewale Manasi Shewale loves to read novels and review them inturn.
She is an avid reader of various topics of scientific interest in Chemistry and Biology. Your email address will not be published.
Skip to main content Skip to secondary menu Skip to primary sidebar Skip to footer HOME CONTACT US All Essays JEE Main Manasi Shewale loves to read novels and review them inturn, fossil essay. Leave a Reply Cancel reply Your email address will not be published. Footer Top Trending Essays in March Essay on Pollution Essay on my School Summer Season My favourite teacher World heritage day quotes my family speech importance of trees essay autobiography of a pen honesty is the best policy essay essay on building a great india my favourite book essay essay on caa my favourite player autobiography of a river farewell speech for class 10 by class 9 essay my favourite teacher words internet influence on kids essay my favourite cartoon character.
Essay for Students Essay for Class 1 to 5 Students. Scholarships for Students Class 1 Students Scholarship Class 2 Students Scholarship Class 3 Students Scholarship Class 4 Students Scholarship Class 5 students Scholarship Class 6 Students Scholarship Class 7 students Scholarship Class 8 Students Scholarship Class 9 Students Scholarship Class 10 Students Scholarship Class 11 Students Scholarship Class 12 Students Scholarship Class 11 Students Scholarship Class 12 Students Scholarship.
STAY CONNECTED Facebook Instagram Pinterest Twitter. Scholarships Apj Abdul Kalam Scholarship Fossil essay Scholarship Bihar Scholarship Canara Bank Scholarship Fossil essay Scholarship Dr Ambedkar Scholarship E District Scholarship Epass Karnataka Scholarship Fair And Lovely Scholarship Floridas John Mckay Scholarship Inspire Scholarship Jio Scholarship Karnataka Minority Scholarship Lic Scholarship Maulana Azad Scholarship Medhavi Scholarship Minority Scholarship Moma Scholarship Mp Scholarship Muslim Minority Scholarship Nsp Scholarship Oasis Scholarship Obc Scholarship Odisha Scholarship Pfms Scholarship Post Matric Scholarship Pre Matric Scholarship Prerana Scholarship Prime Minister Scholarship Rajasthan Scholarship Santoor Scholarship Sitaram Jindal Scholarship Ssp Scholarship Swami Vivekananda Scholarship Ts Epass Fossil essay Up Scholarship Vidhyasaarathi Scholarship Wbmdfc Scholarship West Bengal Minority Scholarship.
IELTS Task 2 Writing. Unit 2. Step 1. Problem / Solution Essay. Fossil Fuels.
, time: 9:07Essay on Fossils ( Words)
· A fossil can be a trace fossil or a body fossil. A body fossil is what actual organic material from a creature or plant (like a bone). Trace fossils are signs of plants and animal activity that have been preserved in rock. For example, dinosaur tracks, trails and dung are all trace fossils. A body fossil is usually composed of bones of an animal. Preservation of the “soft” tissue of a body is rare especially Essay # 1. Meaning of Fossils: The word fossil is derived from the Latin verb ‘fodere’ which means to dig up. Thus, a fossil refers to anything that is excavated from the earth and not fashioned by man. Actually, the fossil refers to organic remains taken from the blogger.comted Reading Time: 7 mins · Here is your short essay on Fossils 1. Unaltered-soft-parts (Actual remains). In such cases the whole of the organism, including its soft parts is 2. Unaltred hard parts. Shells and internal skeletons are frequently preserved for long periods of time. Many of the 3. Altered hard parts. In Estimated Reading Time: 9 mins
No comments:
Post a Comment