Evidences of Organic Evolutions
The following are the evidences of organic evolutions:-
Evidences from morphology/comparative anatomy & vestigial organs
Evidence
Phylum : Porifera
Phylum : Porifera
Porifera has been derived from 2 Greek words. Poros ? pure and ferre ? to bear Important characters:
Their body
Phylum: Platyhelminthes
Phylum: Platyhelminthes
Made up of two Greek words ? Platys =flat &helmins =worms
Body form: They have dorsoventrally flattened body so often called as
Phylum : Annelida
Phylum : Annelida
From Latin words; annulus = ring + eidos = form
Habit and Habitat: They are mostly aquatic, found in sea
INTRODUCTION AND PROCESS OF PLANT SUCCESSION
Plant succession can be defined as the process of gradual replacement of one plant community by another plant community which is of