Question

what are fossils? what do they tell us about the process of evolution​

Answer 1

Answer:

fossils are the remains or traces and impressions of any organism that lived in the geological past.

study of fossils provide evidence in favor of evolution beacuse :

a. fossils help to identify an evolutionary relationship bw appapently different species.

b. the fossils present in the botton rock are simple while the most recent fossils are found in the upper strata and they are very complex. the geographical succession completely agrees with the concept of evolution.

c. fossils can indicate the phylogeny of some organisms like horse and elephant.

d. some fossils have characters bw two groups. for eg. toothed bird archaeopteryx is a connecting link bw reptiles and birds

Answer 2

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• The remains of dead plants and animals buried beneath the earth millions of years ago are called fossils. These fossils tell us about many extinct animals and also provide evidences of evolution by revealing the characteristics of the past organism and the change that have occured in these organisms to give rise to the present organism.