Plants, algae, and a group of bacteria called cyanobacteria are the only organisms capable of performing photosynthesis
If a country is isolated, it will have to produce everything that it needs: especially food clothes and medicine. It won't be able to specialize, but it will have to focus on satisfying the needs of the people.
If it is not isolated, it can specialize in the things that it can produce the best and fastest, and hope to exchange it for the things that it can't produce.
Asemanari:
->roci sedimentare , de exemmplu : nisip , pietris, argila
->sunt foarte frecvente alunecarile de teren in aceste zone
->sunt format in era neozoic
Deosebiri:
->Depres. col a Trans: -> are inaltimi > 100 m
-> Pod. Moldoveni -> inaltimi foarte foarte mici
-> Depres. col a Trans ->exista domuri cu metan [CH4]
-> Pod. Moldovei -> nu exista domuri
->Depres.col a Trans-> are depresiuni in munti
->Pod. Moldoveni -> nu are depresiuni , e neted
