Science Quiz / Seven Deadly Plants

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Can you name the Seven Deadly Plants?

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The most violently toxic plant in North America,this large wildflower in the carrot family, can be confused with parsnips or celery. Contains cicutoxin.Inflicts convulsions, abdominal cramps, nausea and death; survivors are often afflicted with amnesia or lasting tremors. Related to the plant that was used to kill Socrates.
Most widely grown commercial non-food plant in the world. All parts of the plant, especially its leaves, contain the toxic alkaloids nicotine and anabasine.Can be fatal if eaten. Widely consumed around the world, it causes an estimated 5 million deaths per year.
Described by Pliny the Elder, this beautiful plant known for its striking flowers is commonly grown as a hedge andornamental. All parts of it are deadly.Contains lethal cardiac glycosides known as oleandrin and neriine. Causes vomiting, diarrhea, erratic pulse, seizures, coma, and death; contact with leaves and sap can be a skin irritant. People have become ill after eating honey made by bees that visited the flowers, but fatalities are rare, as the plant has a bitter taste.
The seeds of this ornamental, native to Africa, are used for an eponymous oil, but contain ricin and are deadly in small amounts. One or two seeds can kill a child, eight an adult.Inhibits synthesis of proteins within cells, causing vomiting, diarrhea, seizures, and death. Used to assassinate Georgi Markov (1978) a journalist by the Bulgarian government, and has been mailed to several U.S. politicians.
Legend has it Macbeth's soldiers poisoned the invading Danes with wine made from the sweet fruit of this plant native of wooded or waste areas in central and southern Eurasia.Has dull green leaves and shiny sweet berries about the size of cherries. Containing atropine and scopolamine it can cause paralysis in the involuntary muscles of the body, such as the heart. Physical contact may cause skin irritation.
North American herb with flat-topped clusters of small white flowers containing a toxic alcohol, trematol.Abraham Lincoln's mother died from drinking milk of a cow who had grazed on the plant. 'Milk poisoning' induces loss of appetite, nausea, weakness, abdominal discomfort, reddened tongue, abnormal acidity of the blood, and death.
Native to tropical areas, and often used in jewelry and prayer beads, these piously-named seeds contain abrin, a deadly ribosome-inhibiting protein.Seeds are only dangerous if scratched or broken. Jewelry makers have died after accidentally pricking their fingers while working with the seeds. One seed can cause death in an adult, shutting causing organ failure within four days.

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