Fossilisation, Biology

Assignment Help:

FOSSILISATION -

  1. The organisms are preserved and fossilized when they are buried in the ice, in an oil rich soil, in the lava of volcano, in swamps, in desiccated deserts, in rocks or under water or soil.
  2. Fine mineral particles may penetrate the dead bodies.
  3. Decay and disintegration of organic remains take place to leave only the harder parts, impression, moulds, casts etc.
  4. The sedimented mud and sand harden with time to form rocks i.e., sedimentary rock.

Related Discussions:- Fossilisation

Determine the genotypes of parents, In humans, the recessive allele that ca...

In humans, the recessive allele that causes a form of red-green colour blindness (c) is found on the X chromosome. a) Determine the genotypes and phenotypes of the F1 generation fr

Cytoplasm plays the most important pathogenetic role, The formation of surf...

The formation of surface blebs caused by ischemia reflects in part plasma membrane injury, but also a sign of cytoplasmic injury. Which filamentous component of the cytoplasm plays

Points, What is the classification of protozoa with examples

What is the classification of protozoa with examples

Explain about the absorbed moisture - water found in food, Explain about th...

Explain about the Absorbed Moisture - water found in food? It is the moisture that has passed through cell walls and entered the cytoplasm of the cell. It is this form of water

What is the evolutionary importance of pteridophytes, Q. What is the evolut...

Q. What is the evolutionary importance of pteridophytes? As the first pteridophytes, tracheophytes were also the first plants to extensively colonize the terrestrial environmen

Regression of primitive streak, Regression of Primitive Streak As...

Regression of Primitive Streak As the inward migration of cells by the primitive streak ends progressively along its anterior to posterior regions the streak slowly regre

Enzyme-controlled reaction, If an enzyme-controlled reaction normally takes...

If an enzyme-controlled reaction normally takes place at 10ºC, in general terms how will the reaction be affected by  (a) a fall in temperature to 2°C , (b) a rise in temperature t

Defence mechanisms of the host, Defence mechanisms of the host The hea...

Defence mechanisms of the host The healthy animal is protected from pathogenic organisms present in the environment by virtue of the effective immune mechanism present from bi

Renal function & cardiovascular - change related with ageing, Define Renal ...

Define Renal Function & cardiovascular - change related with ageing? Changes associated with the cardiovascular and renal function: The progressive accumulation of athermanous

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd