The difference between an Angiosperm and a Gymnosperm is that Angiosperms are flowering plants while Gymnosperms are not. A. include plants that use flowers to reproduce.
He had several million executed or worked to death in Russia as well. Some estimates will reach over 60 million, but Stalin is actually only a direct cause of 15-20 million deaths. The 5 million difference is from varying estimates due to how many people there were and the secrecy of the USSR.
Stalin died due to Cerebral hemorrhage (stroke ) caused by hyper tension i.e high blood pressure . there was also several theories regarding that Stalin was murdered .Molotov even mention in his memoirs that Beria told him he poised Stalin but none of these was proved correctly.