how do organisms form carbon films?\norganisms turn into rock.\nresidue is left on rocks when organisms…

how do organisms form carbon films?\norganisms turn into rock.\nresidue is left on rocks when organisms decay.\nhollow forms are left in sediment by decaying organisms.\norganisms leave evidence of their activities, such as footprints.
Answer
Brief Explanations:
Las películas de carbono se forman cuando los organismos decaen y dejan un residuo de carbono en las rocas.
Answer:
Residue is left on rocks when organisms decay.