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Q: What kind of organism cause the Great potato famine in ireland in the 1800s?
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What countries was a major source of immigrants to the US during the mid-1800s due to the potato famine?

Ireland


What country was a major source of immigrants to the US during the mid-1800s due to the potato famine?

Ireland


Why did thousands of people come to the United states from Ireland in the 1800s?

A disease in the potato crop caused enormous famine and disease.


What caused millions of deaths in Ireland in the 1800s?

The potato famine, which started in the mid 1840s until the early 1850s.


What is an important fact about Ireland in the 1800s?

Potato Famine of the 1840s. Rise in Irish Nationalism. Rise in Power of the Catholic Church. Catholic emancipation in the 1820s.


What type of organism caused the destruction of much of the potato crop on the mid-1800s in Ireland?

Answer: An oomycete named Phytophthora infestans


Why did many Irish immigrants come to the US in the 1800s?

Potato Famine in Ireland between 1845 and 1849. About two-fifths of the population was solely reliant on this cheap crop for a number of historical reasons. During the famine, about one million people died and a million more emigrated from Ireland, causing the island's population to fall by between 20% and 25%.


Did most of the Irish immigrants in the 1800s came because of the potato famine?

Yes


Where were the main countries the Irish went to during potato famine?

Ireland suffered the potato famine.It is know to the Irish as the Great Hunger, it was a period of mass starvation, disease, and emigration in Ireland between 1845 and 1852.It was caused when potato crop's failed, due to blight, a disease that destroys both the leaves and the edible roots, or tubers, of the potato plant.


A famine in the 1800's caused many of this nation's citizens to immigrate to America?

A famine in Ireland caused many to immigrate to the US in the mid 1800s. The Irish economy became too reliant of the potato crop which was the livelihood of about one third of the people at that time. A potato disease that had spread through Europe wasn't as serious a catastrophe until it came to Ireland, where much of the economy depended on the potato.


An irish famine in the mid 1800s killed over one million people this famine was caused by protists attacking what crop?

the potato crop was attacked by a fungus called potato blight


Why did most Irish relocate to America in the early 1800s?

to escape famine in Ireland